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List of scheduled monuments in Neath Port Talbot

Neath Port Talbot County Borough stretches from the south coast of Wales up to the southern edge of the Brecon Beacons. The 93 scheduled monuments include 43 prehistoric sites which include a stone circle, standing stones, burial mounds and chambered tombs. The six Roman sites are all connected to military occupation. There are 18 medieval sites which include abbeys, castles and churches. The 26 post-medieval sites are mostly connected to over 400 years of industrial activity in the area. All of the sites on this list (and the whole of Neath Port Talbot County Borough) are within the historic county of Glamorgan. Five of the sites lie on or cross the border into neighbouring counties, and are included on both lists.

class=notpageimage|
Scheduled monuments in Neath Port Talbot, Wales.
=Prehistoric =Roman =Early Medieval
=Medieval =Post-Medieval/Modern

Scheduled monuments have statutory protection. It is illegal to disturb the ground surface or any standing remains. The compilation of the list is undertaken by Cadw Welsh Historic Monuments, which is an executive agency of the National Assembly of Wales.[1] The list of scheduled monuments below is supplied by Cadw[2] with additional material from RCAHMW and Glamorgan-Gwent Archaeological Trust.

Scheduled monuments in Neath Port Talbot edit

Image Name Site type Community Location Details Period SAM No
& Refs
  Craig Ty-Isaf Camp Hillfort Baglan 51°37′31″N 3°47′52″W / 51.6254°N 3.7979°W / 51.6254; -3.7979 (Craig Ty-Isaf Camp),
SS756933
One of three hillforts on Mynydd-y-Gaer. It is on the SW side of the hill, overlooking Baglan, an oval hillfort enclosing some 0.2ha. Two banks, and on the east a third added later, mean that the area of banks and ditches encompasses a much larger area. Internal features are thought to be more recent test cuts for mineral extraction. 1.5  Prehistoric
(Iron Age)
GM263
[3]
Foel Chwern Round Cairn Round cairn Blaengwrach 51°43′22″N 3°35′46″W / 51.7228°N 3.5962°W / 51.7228; -3.5962 (Foel Chwern Round Cairn),
SN898038
Grass covered cairn on the edge of a steep escarpment above the Neath valley, one of six along a 6 km stretch of the hillside. An old telegraph pole in its centre once supported aircraft warning lights. 1.3  Prehistoric
(Bronze Age)
GM235
[4]
  Buarth-y-Gaer, Mynydd-y-Gaer Hillfort Briton Ferry 51°37′39″N 3°47′06″W / 51.6276°N 3.7849°W / 51.6276; -3.7849 (Buarth y Gaer, Mynydd-y-Gaer),
SS765939
Iron Age hillfort some 100m across, with a Bronze Age burial cairn inside, at the highest point of Mynydd-y-Gaer. 1.5  Prehistoric
(Iron Age)
GM054
[5]
Carreg Hir Standing Stone, Pen-Rhiw-Tyn Standing stone Briton Ferry 51°38′34″N 3°48′57″W / 51.6428°N 3.8158°W / 51.6428; -3.8158 (Carreg Hir Standing Stone, Pen-Rhiw-Tyn),
SS744953
Sandstone slab nearly 3 m high in the playground at Cwrt Sart School. Now set in concrete, it may be in its original position 1.3  Prehistoric
(Bronze Age)
GM170
[6]
  Gaer Fawr Camp Hillfort Briton Ferry 51°37′59″N 3°47′06″W / 51.6331°N 3.785°W / 51.6331; -3.785 (Mynydd y Gaer (Lower) Camp),
SS765942
An oval enclosure on the northern slope of Mynydd y Gaer. Complex concentric banks form an enclosure, with 5 cairns amongst the defenses. 1.5  Prehistoric
(Iron Age)
GM055
[7]
Burial Chamber at Pen-yr-Alltwen Chambered tomb? Cilybebyll 51°42′51″N 3°50′15″W / 51.7141°N 3.8375°W / 51.7141; -3.8375 (Burial Chamber at Pen-yr-Alltwen),
SN731033
First noted in 1923 as a possible chambered tomb, it is uncertain if it is a manmade structure. The 'capstone' may be natural geology. 1.1  Prehistoric
(neolithic)
GM514
[8]
Cefn Celfi Standing Stones Standing stone Cilybebyll 51°42′45″N 3°49′21″W / 51.7124°N 3.8226°W / 51.7124; -3.8226 (Standing Stones 300m W of Cefncelfi),
SN741030
Two stone blocks, one in a hedge, the other a little to the south in a field, between Cefn Celfi Farm and Rhos. It is thought there were once three stones, described in the 9th century 'Englynion y Beddau' as the graves of Cynon, Cynfael and Cynfeli. 1.3  Prehistoric
(Bronze Age)
GM342
[9]
  Carn Caca Enclosure Enclosure Clyne and Melincourt 51°41′13″N 3°40′53″W / 51.6869°N 3.6814°W / 51.6869; -3.6814 (Camp 280m S of Melin Court Brook),
SN838000
Hillfort Camp on the Carn Caca hillside, beside the steep valley 280 m south of Melin Court Brook. Two hut circles are within the defended enclosure. A Roman Marching Camp (GM367) is alongside. 1.5  Prehistoric
(Iron Age)
GM366
[10]
Pen-Rhiw-Angharad Round Cairns Cairnfield Clyne and Melincourt 51°40′41″N 3°44′12″W / 51.678°N 3.7368°W / 51.678; -3.7368 (Pen-Rhiw-Angharad Round Cairns),
SS800991
A group of at least 8 cairns on a moorland ridge near Pen-Rhiw-Angharad Isaf. The NE corner of the Blaen Cwm Bach Roman Camp (GM258) is 150m to the south. 1.3  Prehistoric
(Bronze Age)
GM276
[11]
Carn Caca Cairnfield Kerb cairn Clyne and Melincourt 51°41′36″N 3°42′19″W / 51.6933°N 3.7053°W / 51.6933; -3.7053 (Three Round Cairns on Carn Caca),
SN822007
Three Round Cairns on the NW slopes of Carn Caca, south of Melincourt. Two are cairns, the third a ring of stones, 18 still standing, up to 50 cm high, that were the kerb edgings of a kerb cairn. 1.3  Prehistoric
(Bronze Age)
GM385
[12]
Gelli-Bwch Round Cairn Round cairn Coedffranc 51°38′13″N 3°51′02″W / 51.637°N 3.8505°W / 51.637; -3.8505 (Gelli-Bwch Round Cairn),
SS720947
Oval cairn on the summit of ridge west of the Neath estuary, it forms a prominent mound 20m across, and 1.8m high, with a central hollow where it has at some point been dug out. 1.3  Prehistoric
(Bronze Age)
GM290
[13]
Llandarcy Round Cairn Round cairn Coedffranc 51°38′34″N 3°51′13″W / 51.6427°N 3.8535°W / 51.6427; -3.8535 (Llandarcy Round Cairn),
SS718953
Grass-covered mound with one prominent slab which may be a cist capstone. It is 800 m north of Gelli-Bwch Cairn 1.3  Prehistoric
(Bronze Age)
GM291
[14]
  Mynydd Marchywel summit cairn Round cairn Crynant 51°43′09″N 3°47′05″W / 51.7191°N 3.7848°W / 51.7191; -3.7848 (Mynydd Marchywel summit cairn),
SN768037
Heap of stones, now gradually spreading, on the summit of Mynydd Marchywel, 10m north of a trig pont. There are traces of kerbstones amongst the rubble. 1.3  Prehistoric
(Bronze Age)
GM327
[15]
Coed Ddu ring cairn Ring cairn Crynant 51°44′33″N 3°43′44″W / 51.7425°N 3.7288°W / 51.7425; -3.7288 (Coed Ddu ring cairn),
SN807062
Circular feature, 13m across - thought to be a ring cairn, although a possible entrance suggests other interpretations. It is on the hillside east of the River Dulais, close to the Coed Ddu medieval settlement site (GM593). 1  Prehistoric
GM592
[16]
 
Mynydd Marchywel Round Cairn Round cairn Crynant 51°43′43″N 3°46′38″W / 51.7286°N 3.7771°W / 51.7286; -3.7771 (Mynydd Marchywel Round Cairn),
SN773048
Large circular cairn with central 'robber-crater'. Clear-felling of the trees of Crynant Forest in c. 2009 meant it was visible for the first time in 50 years. 1.3  Prehistoric
(Bronze Age)
GM531
[17]
  Pen-y-Castell Hillfort Cwmavon 51°36′41″N 3°45′03″W / 51.6115°N 3.7509°W / 51.6115; -3.7509 (Pen-y-Castell),
SS788917
Bracken covered knoll with bank and ditch defensive earthworks above the Cwmafan valley. 1.5  Prehistoric
GM098
[18]
  Carreg Bica Standing Stone Standing stone Dyffryn Clydach 51°40′46″N 3°50′45″W / 51.6794°N 3.8457°W / 51.6794; -3.8457 (Carreg Bica Standing Stone),
SS724994
A tall stone, 4.3 m high, on a ridge top on Mynydd Drumau, It is west of the Neath valley, close to the Swansea county boundary, where a trackway crosses the ridge. Other names for it are Maen Bredwan and Hoat Stone. 1.3  Prehistoric
(Bronze Age)
GM382
[19]
Three Round Cairns on Mynydd Drumau Round cairn Dyffryn Clydach 51°40′47″N 3°50′43″W / 51.6796°N 3.8454°W / 51.6796; -3.8454 (Three Round Cairns on Mynydd Drumau),
SS725994
All three are low, degraded mounds, on the ridge-top. One is very close to the Carreg Bica Standing Stone (GM382), the other two being 500 m to the south. 1.3  Prehistoric
(Bronze Age)
GM383
[20]
Mynydd Drumau Round Cairn with Cist Round cairn Dyffryn Clydach, (also Clydach), (see also Swansea) 51°41′15″N 3°50′47″W / 51.6876°N 3.8465°W / 51.6876; -3.8465 (Round Cairn with Cist on Mynydd Drumau),
SN724003
Like Carn Lechert (GM078) 7 kilometres (4.3 mi) to the north, this cairn was described by William Camden in 1695. The central cist was excavated in the early 1800s, when 'a heap of bones, and an ancient celt' were found. The trackway that runs beside this monument and the standing stone (GM382) and cairns (GM383) a little way to the south, forms the county border with Swansea. 1.3  Prehistoric
(Bronze Age)
GM387
[21]
Bachgen Carreg Round Cairn Round cairn Glyncorrwg, (also Treherbert), (see also Rhondda Cynon Taf) 51°40′16″N 3°34′49″W / 51.671°N 3.5804°W / 51.671; -3.5804 (Bachgen Carreg Round Cairn),
SS908981
Low mound, on a natural hillock, with a small cairn of stones on top. 1.3  Prehistoric
(Bronze Age)
GM234
[22]
Bryn Llydan Round Barrow Round barrow Glyncorrwg 51°41′29″N 3°38′12″W / 51.6915°N 3.6367°W / 51.6915; -3.6367 (Bryn Llydan Round Barrow),
SN869004
A round barrow (burial mound) 9 m across, on the summit of a small hill 1.3  Prehistoric
(Bronze Age)
GM538
[23]
  Carn Caglau cairn Round cairn Glyncorrwg 51°41′28″N 3°38′59″W / 51.691°N 3.6497°W / 51.691; -3.6497 (Carn Caglau cairn),
SN860004
Grass covered cairn with a cist chamber depression in the centre. It is on the wide moorland north of Glyncorrwg. 1.3  Prehistoric
(Bronze Age)
GM577
[24]
Cefn yr Argoed Camp Enclosure Glyncorrwg 51°37′59″N 3°41′19″W / 51.6331°N 3.6887°W / 51.6331; -3.6887 (Cefn yr Argoed Camp),
SS832940
Banked enclosure on sloping ground above the steep sides of Cwm yr Argoed valley. The enclosure forms an oval clearing within the Afan Argoed Forest Park, 1 kilometre (0.62 mi) west of a smaller enclosure on the Nant Herbert (GM244). There is an entrance to the south, and a 12 m wide one on the higher NE side, for driving livestock into the enclosure. 1.5  Prehistoric
(Iron Age)
GM245
[25]
Crug yr Afan Round Cairn Round cairn Glyncorrwg, (also Treorchy), (see also Rhondda Cynon Taf) 51°38′51″N 3°33′42″W / 51.6474°N 3.5618°W / 51.6474; -3.5618 (Crug yr Afan Round Cairn),
SS920954
A complex mound, with larger earthen base, 28 m across, and a smaller stone cairn on top. This was opened in 1902 when burnt bones and model dagger were found. 1.3  Prehistoric
(Bronze Age)
GM233
[26]
Nant Herbert Camp Enclosure Glyncorrwg 51°37′58″N 3°42′23″W / 51.6327°N 3.7064°W / 51.6327; -3.7064 (Nant Herbert Camp),
SS819940
Circular enclosure 22 m across, on sloping ground above the Nant Herbert Stream, within the Afan Argoed Forest Park. Although it was left as a clearing when the forest was planted, forestry work damaged much of the northern embankments. 1.5  Prehistoric
(Iron Age)
GM244
[27]
  Pebyll Ring Cairn Ring cairn Glyncorrwg 51°39′48″N 3°34′35″W / 51.6634°N 3.5764°W / 51.6634; -3.5764 (Pebyll Ring Cairn),
SS910972
This is a large, oval stoney bank, some 30 metres (98 ft) across, with evidence of kerbstones on the inner and outer faces. A stone cist shows it was used for burials. It is sited on a ridge near the summit of Mynydd Blaengwynfi, close to the border with Rhondda Cynon Taf. 1.3  Prehistoric
(Bronze Age)
GM330
[28]
Tonmawr Camp Enclosure Margam 51°33′45″N 3°41′18″W / 51.5625°N 3.6882°W / 51.5625; -3.6882 (Camp 530m E of Tonmawr),
SS830861
Banked enclosure on a headland overlooking the upper reaches of the Afon Cynffig, to the east of Ton Mawr Farm. A bank and ditch enclose an oval 60–70 m across, with a less distinct outer enclosure linked to the inner ring, similar to the nearby Caer Cwmphilip (GM057), 1 km to the NW. 1.5  Prehistoric
(Iron Age)
GM090
[29]
  Caer Cwmphilip Enclosure Margam 51°34′10″N 3°41′46″W / 51.5695°N 3.6962°W / 51.5695; -3.6962 (Camp N of Tonmawr),
SS825870
Concentric hillfort enclosure with a subrectanular inner defensive area 70m wide, surrounded by a much larger double banked series of defenses some 200 m across. It occupies a plateau west of Moel Ton Mawr summit, and south of the Nant Cwm Philip valley, with related Iron Age field systems to the east. It is known variously as Caer Cwmphilip and Moel Ton-Mawr. 1.5  Prehistoric
(Iron Age)
GM057
[30]
  Danish Camp Enclosure Margam 51°34′12″N 3°42′10″W / 51.5701°N 3.7027°W / 51.5701; -3.7027 (Danish Camp),
SS820870
Oval bank 33×42 m across. It is within a 20th-century forest plantation, although the area of the camp was left as a clearing. Margam medieval deer park boundary is nearby to the west, and Caer Cwmphilip (GM057) is 500m to the east, and both enclosures are on the same slope aboVe the Cwm Philip stream valley. It is also known as Cwm Philip West Enclosure. 1.5  Prehistoric
(Iron Age)
GM056
[31]
Ergyd Uchaf Round Barrow Round cairn Margam 51°35′10″N 3°43′29″W / 51.586°N 3.7246°W / 51.586; -3.7246 (Ergyd Uchaf Round Barrow),
SS806888
Round barrow in a small clearing in Margam Forest plantation. It is on a ridge 1.5 km from the summit of Mynydd Margam. There is a substantial central hollow in the mound. 1.3  Prehistoric
(Bronze Age)
GM159
[32]
Half Moon Camp Enclosure Margam 51°34′00″N 3°44′00″W / 51.5666°N 3.7332°W / 51.5666; -3.7332 (Half Moon Camp),
SS799867
Small Hillfort on a hilltop north of Margam Abbey, on the opposite side of the valley from Mynydd y Castell (GM162). It is crossed by an upland section of the Wales Coast Path. 1.5  Prehistoric
(Iron Age)
GM477
[33]
  Mynydd y Castell Camp Hillfort Margam 51°33′55″N 3°43′25″W / 51.5653°N 3.7237°W / 51.5653; -3.7237 (Mynydd y Castell Camp),
SS806865
Large hillfort enclosing 2.7 hectares (6.7 acres) in a D shape, on an isolated hill 500m east of Margam Abbey. There has been some quarrying, and possible other uses, which may have disrupted layouts of banks and entrances. The hill is the start/finish of three long-distance paths: Ogwr Ridgeway Walk, Coed Morgannwg Way and St Illtyd's Walk. 1.5  Prehistoric
(Iron Age)
GM162
[34]
  Caer Blaen-y-Cwm Enclosure Margam 51°34′44″N 3°41′06″W / 51.579°N 3.6851°W / 51.579; -3.6851 (Caer Blaen-y-Cwm),
SS833880
Double bank, defining a quadrangular enclosure 25 m across, on a broad ridge SE of Mynydd Margam, near the source of the River Kenfig. The enclosure was studied by Cyril Fox in 1934, who suggested it was a Roman Camp, and that nearby earthworks could be an outer defense, similar to that at Caer Cwmphilip (GM057), 1.5 km to the SW. However it is now identified as pre-Roman, and the nearby earthworks to be later. 1.5  Prehistoric
(Iron Age)
GM058
[35]
  Site of Bodvoc Stone Ring cairn Margam 51°35′09″N 3°41′21″W / 51.5858°N 3.6891°W / 51.5858; -3.6891 (Site of Bodvoc Stone),
SS830887
Site of a 6th-century AD pillar inscribed 'The stone of Bodvoc', set in a Bronze Age cairn on the ridge near Mynydd Margam Summit. The original stone is now in Margam Stones Museum, with a replica at this site. 1.3  Prehistoric
  & Early Medieval
GM443
[36]
Twmpath Diwlith Round Barrow Round barrow Margam, (also Maesteg), (see also Bridgend list) 51°35′09″N 3°41′13″W / 51.5858°N 3.687°W / 51.5858; -3.687 (Twmpath Diwlith Round Barrow),
SS832887
Round barrow excavated in 1921 by Mortimer Wheeler. It was first built of turves, with a cist containing burnt bones. A later burial re-used it, with earth added to the mound. The second interment had been rifled before the excavation. 1.5  Prehistoric
GM557
[37]
  Ty'n-y-Cellar Standing Stone Standing stone Margam 51°32′23″N 3°43′42″W / 51.5398°N 3.7282°W / 51.5398; -3.7282 (Ty'n-y-Cellar Standing Stone),
SS802837
Large sandstone undressed block, 2.5 metres (8.2 ft) high and 1.4 metres (4.6 ft) across. It is in a field adjoining the M4, but tree growth means it is no longer visible from the motorway. Also called Ty-Du and Ty'n Cellar Standing Stone. 1.3  Prehistoric
(Bronze Age)
GM179
[38]
Cefn Mawr cairn Round cairn Pelenna 51°40′27″N 3°40′41″W / 51.6741°N 3.6781°W / 51.6741; -3.6781 (Cefn Mawr cairn),
SS840985
Round cairn sited on a spur at the end of a broad ridge 1 km SW of Cefnmawr summit. 1.3  Prehistoric
(Bronze Age)
GM581
[39]
Foel Fynyddau Round Cairn Round cairn Pelenna and Cwmafan 51°37′41″N 3°45′36″W / 51.628°N 3.7599°W / 51.628; -3.7599 (Foel Fynyddau Round Cairn),
SS782935
Cairn of small stones on the summit of Foel Fynyddau, with a trig point set into one side. The summit has been disturbed by nearby copper workings, and has three large communications masts, with assorted huts. 1.3  Prehistoric
(Bronze Age)
GM279
[40]
Burial Chamber near Carn Llechart Chambered tomb Pontardawe 51°44′24″N 3°53′20″W / 51.7399°N 3.889°W / 51.7399; -3.889 (Burial Chamber near Carn Llechart),
SN696062
Opinion has swung back and forth on whether this is a natural collection of stone slabs or a neolithic tomb. One explanation could be that the largest stones, the 'capstone' and a supporting slab, may be in situ, but were utilised to create a tomb, possibly covered by a cairn. The site is on a broad ridge of Mynydd Carnlechert, 60m west of the Carn Lechart burial (GM078), further down the slope, and can be seen from there. 1.1  Prehistoric
(neolithic)
GM480
[41]
  Carn Llechart Stone Circle Ring cairn Pontardawe 51°44′24″N 3°53′17″W / 51.74°N 3.888°W / 51.74; -3.888 (Carn Llechart Stone Circle),
SN697062
25 stone slabs, set on edge to form a circle 14 m across, on the skyline of a broad ridge of Mynydd Carnlechert. An open stone-lined cist 2.1 m long is in the centre. It was first noted in 1695 in William Camden's Britannia. It may once have had a mound, but it is more likely it was always a ring cairn, a raised ring with its central area at ground level. It is a burial site, thought to date to 1000-2000BC. 1.3  Prehistoric
(Bronze Age)
GM078
[42]
Mynydd y Garth Cairn Round cairn Pontardawe 51°45′10″N 3°52′12″W / 51.7529°N 3.8701°W / 51.7529; -3.8701 (Mynydd y Garth Cairn),
SN710076
Cairn of loose stones, on the ridge south of Mynedd y Garth summit. It is 12 m across, although some surviving kerb stones are within the current circumference. (A presumed cairnfield on other parts of the mountaintop are now thought to be natural or field clearance stone heaps.) 1.3  Prehistoric
(Bronze Age)
GM612
[43]
Carn Cornel Round Cairn Round cairn Seven Sisters 51°44′34″N 3°42′55″W / 51.7428°N 3.7152°W / 51.7428; -3.7152 (Carn Cornel Round Cairn),
SN816062
Cairn on the shoulder of hillside, west of the Hirfynydd ridge and Sarn Helen Roman road. It occupies what appears to be a natural mound. Close by is a boundary stone, suggesting that the site became a historic boundary mark. 1.3  Prehistoric
(Bronze Age)
GM275
[44]
 
Ergyd Isaf Round Barrows Round cairn Tai-Bach 51°35′02″N 3°44′29″W / 51.5838°N 3.7414°W / 51.5838; -3.7414 (Ergyd Isaf Round Barrows),
SS794886
Two circular grass-covered mounds on a hilltop site, with good intervisibility with other burial sites in the area. 1.3  Prehistoric
(Bronze Age)
GM160
[45]
Blaen-Cwmbach Earthwork Enclosure Tonna 51°40′30″N 3°44′47″W / 51.675°N 3.7463°W / 51.675; -3.7463 (Blaen-Cwmbach Earthwork),
SS793988
An unfinished defensive ringwork on the edge of the scarp, next to the Roman Camp (GM258). 1.5  Prehistoric
(Iron Age)
GM277
[46]
  Nidum Roman fort, Neath Roman Fort Blaenhonddan 51°39′53″N 3°48′47″W / 51.6647°N 3.8131°W / 51.6647; -3.8131 (Nidum Roman fort, Neath),
SS747977
Auxiliary fort first built in around 74AD, rebuilt in stone and intermittently occupied through to the 3rd century. Much of the site is in the grounds of Dwr-y-Felin Comprehensive School, where a 2011 dig found gate-towers that extended out beyond the wall line, unique in Britain for its time.[47] 2  Roman
GM215
[48]
  Melin Court Roman Marching Camp Roman marching camp Clyne and Melincourt 51°41′14″N 3°41′02″W / 51.6871°N 3.684°W / 51.6871; -3.684 (Melin Court Roman Marching Camp),
SN836000
Square sided embankments on the upper Melin Court valley, also known as Caen Caca Marching camp. It is next to an Iron Age enclosure (GM366), very like the pairing of the enclosure and Roman camp at Blaen-Cwmbach, 3.7 kilometres (2.3 mi) to the west. 2  Roman
GM367
[49]
Coelbren Roman Fort Roman fort Onllwyn 51°47′01″N 3°39′17″W / 51.7835°N 3.6548°W / 51.7835; -3.6548 (Coelbren Roman Fort),
SN859107
Roman auxiliary fort at the northern extremity of Neath Port Talbot, next to the border with Powys. Construction began around 74 AD, with a second construction phase, possibly associated with the laying out of the Sarn Helen road, which heads NE from just outside the fort. Occupation ceased by the mid-2nd century. The fort was first documented in 1907. 2  Roman
GM146
[50]
Coelbren Roman Marching Camp Roman marching camp Onllwyn 51°46′47″N 3°39′03″W / 51.7796°N 3.6508°W / 51.7796; -3.6508 (Coelbren Roman Marching Camp),
SN862102
Large rectangular enclosure, 438 metres (1,437 ft) long, defining a Roman marching camp. It is less than 200 metres from Coelbren Roman Fort (GM146), on what is now rough wet land, bounded on three sides by the Camnant and Pyrddin rivers. 2  Roman
GM343
[51]
Hirfynydd fortlet Roman signal station Seven Sisters 51°44′48″N 3°41′52″W / 51.7466°N 3.6979°W / 51.7466; -3.6979 (Hirfynydd Fortlet),
SN828066
A small square enclosure, 18×19 metres, with rounded corners, high up on the 450 metres (1,480 ft) Hirfynydd ridge between the Neath and Swansea valleys. Situated on the Neath to Brecon Sarn Helen road, which it would have helped control, its other use is thought to have been as a signal station. 2  Roman
GM274
[52]
  Blaen Cwm Bach Camp Marching camp Tonna 51°40′30″N 3°44′22″W / 51.6751°N 3.7394°W / 51.6751; -3.7394 (Blaen Cwm Bach Camp),
SS798988
Rectangular Roman camp 880 metres (960 yd) from east to west, and 300 metres (330 yd) wide, defined by bank and ditch cut into the rocky ground, on the top of a broad ridge on the hill above Tonna. This is right next to an Iron Age enclosure (GM277), an arrangement repeated 3.7 kilometres (2.3 mi) at Melin Court camp. 2  Roman
GM258
[53]
Court Herbert Cross & Grave Slab Cross Dyffryn Clydach 51°39′48″N 3°49′19″W / 51.6633°N 3.8219°W / 51.6633; -3.8219 (Court Herbert Cross & Grave Slab),
SS740976
A pillar with two crosses carved into it (one 7th to 8th centuries, the other 9th century). A grave slab, reputedly of the first abbot of Neath Abbey, lies nearby. They are now close to the A4230 in Neath, possibly moved to what was then Court Herbert park in the 19th century. 3  Early Medieval
GM207
[54]
Clawdd Mawr, Mynydd Caerau Linear earthwork Glyncorrwg 51°38′28″N 3°35′54″W / 51.641°N 3.5983°W / 51.641; -3.5983 (Clawdd Mawr, Mynydd Caerau),
SS894947
A bank and ditch running for 200m across a col separating Mynydd Caerau and the Mynyd Llangeinwyr ridge 3  Early Medieval
GM231
[55]
  Margam Inscribed & Sculptured Stones  [56] Cross Margam 51°33′49″N 3°43′52″W / 51.5637°N 3.7312°W / 51.5637; -3.7312 (Margam Inscribed & Sculptured Stones),
SS801864
A collection of carved stone pillars and crosses, mostly from the immediate locality, many dating to late Roman and early medieval periods, now housed in the Margam Stones Museum, near Margam Abbey. The stones were collected by the Talbot family during the 18th and 19th centuries. Some of the stones have known source sites which are themselves scheduled. The museum is run by Cadw, and open to the public. 3  Early Medieval
GM011
[57]
Sculptured Cross Llanmihangel Farm Cross Margam 51°31′55″N 3°42′30″W / 51.532°N 3.7082°W / 51.532; -3.7082 (Sculptured Cross Llanmihangel Farm),
SS816828
Fragment of a Celtic 'cartwheel cross' head, now built into a wall east of Llanmihangel farmhouse. It may have originated from the nearby St Michael's Grange. 3  Early Medieval
GM345
[58]
Cefn Morfydd Dyke & Earthwork Linear earthwork Tonna 51°40′05″N 3°45′12″W / 51.668°N 3.7533°W / 51.668; -3.7533 (Cefn Morfydd Dyke & Earthwork),
SS788980
This bank with shallow ditch runs across the ridge of Cefn Morfydd, disrupted at its east end by an industrial tramway. 3  Early Medieval
GM264
[59]
  Plas Baglan Castle Baglan 51°36′57″N 3°47′52″W / 51.6157°N 3.7979°W / 51.6157; -3.7979 (Plas Baglan),
SS756922
12th-century defensive house overlooking Baglan, occupied until the 17th century. Only a platform and traces of masonry remain. 4  Medieval
GM358
[60]
  St Baglan's Church Church Baglan 51°36′56″N 3°48′06″W / 51.6156°N 3.8016°W / 51.6156; -3.8016 (Ruins of St Baglan's Church),
SS753922
Medieval Church, now in the overgrown corner of the large churchyard. It appears to be a pre-Norman foundation, with two early Christian stones in the churchyard. It was replaced by a newer church in the same churchyard in 1882, but only became derelict after a fire in 1954. 4  Medieval
GM428
[61]
St Margaret's Chapel Church Coedffranc 51°37′47″N 3°52′20″W / 51.6297°N 3.8723°W / 51.6297; -3.8723 (St Margaret's Chapel),
SS705939
First recorded in 1291, this was a chapel of St Margaret's Grange, an outlier of Neath Abbey. The site, near Jersey Marine, was excavated in 1931. 4  Medieval
GM362
[62]
Hirfynydd house platforms. House platform Crynant 51°44′35″N 3°43′50″W / 51.743°N 3.7306°W / 51.743; -3.7306 (Hirfynydd house platforms.),
SN806063
On the edge of a plateau of the Hirfynydd ridge, beside the steep slopes of the Dulais valley, the banked rectangular enclosure has a house platform in the west corner. Two further platforms are west of the enclosure. Also called Coed Ddu and Nant-y-Cafn enclosure. 4  Medieval
GM593
[63]
Tirlan medieval house sites Platform house Crynant 51°42′32″N 3°47′32″W / 51.709°N 3.7922°W / 51.709; -3.7922 (Tirlan medieval house sites),
SN762026
Two platform houses 120 m apart, beside a track on the south-east flank of Mynnydd Marchywel, near Tyrlan. Cultivation ridges are in the vicinity. Also described as Platform Houses 1600m SE of Blaen-Nant Farm 4  Medieval
GM326
[64]
Castell Bowlan Motte Cwmavon 51°36′49″N 3°46′52″W / 51.6135°N 3.781°W / 51.6135; -3.781 (Cwm-Clais Castle Mound),
SS767920
Also called Cwm-Clais, it may be a 12th-century Welsh castle, built in imitation of Norman mottes. Edward Lhuyd in the 17th century recorded a group of three castles, "Castel y Wiryones", "y Castell" and "Ben y Castell", which may refer to this, along with Plas Baglan (GM358) and Pen-y-Castell (GM098). It may be the castle belonging to Morgan Gam where Herbert Fitzmatthew was killed. 4  Medieval
GM289
[65]
Mynydd Drumau settlement platforms House platform Dyffryn Clydach 51°41′13″N 3°50′30″W / 51.687°N 3.8417°W / 51.687; -3.8417 (House Platforms West of Dyffryn Wood),
SN727002
A group of house platforms, cut into the steep hillside below the summit of Mynydd Drumau. 4  Medieval
GM549
[66]
  Neath Abbey and Gatehouse  [67] Abbey Dyffryn Clydach 51°39′40″N 3°49′34″W / 51.6612°N 3.826°W / 51.6612; -3.826 (Neath Abbey & Gatehouse),
SS738974
Cistercian monastery, once the largest abbey in Wales. Following its dissolution, the Herbert Mansion was built on the Abbot's lodging, and the area then became an industrial site. The substantial ruins were excavated in 1924 and 1934, and taken into public ownership in 1944. It is now in the care of Cadw and open to the public. The 12th-century gatehouse is north of the New Road. 4  Medieval
(12th century)
GM006
[68]
  Hen Eglwys Chapel Margam 51°33′53″N 3°43′51″W / 51.5648°N 3.7308°W / 51.5648; -3.7308 (Hen Eglwys),
SS801865
Also known as Cryke Chapel and dated to 1470, this grange of nearby Margam Abbey (GM005) is on the hillside of Craig-y-capel. The gable-ends, with window tracery are the principle survivals, and provided a gothic landmark and viewpoint for the 19th-century parkland of Margam Castle. There was a burial ground and a holy well known as Ffynnon Mair. 4  Medieval
(1470)
GM163
[69]
  Margam Abbey Abbey Margam 51°33′44″N 3°43′47″W / 51.5623°N 3.7298°W / 51.5623; -3.7298 (Margam Abbey),
SS801862
Founded in 1147, St Mary's Abbey was dissolved in 1536. The nave survives as Margam parish church. The remainder of the abbey complex was acquired by the Mansel, and later the Talbot family, who incorporated the ruins into their parkland and Margam Castle. A 12-sided chapter house has been restored. The outer precincts may have occupied a much larger area than the currently defined inner core area. 4  Medieval
(1147)
GM005
[70]
Margam Medieval Bath House Bath-house Margam 51°34′06″N 3°43′42″W / 51.5684°N 3.7284°W / 51.5684; -3.7284 (Margam Medieval Bath House),
SS803869
Also known as Ffynnon Fyggyr (medicinal well) this may be a healing well, though also used for baptisms by Hen Eglwys (GM163) and later as a Monastic baths for Margam Abbey (GM005). The present structure, 14th or 15th century but probably on an older site, has a stone vaulted roof over a 1m deep pool with original flagstones. 4  Medieval
GM545
[71]
  Neath Castle Castle Neath 51°39′54″N 3°48′13″W / 51.6651°N 3.8035°W / 51.6651; -3.8035 (Neath Castle),
SS753977
Neath's second castle, this is first documented in 1183. (A castle of 1120 was located across the river near the Roman Fort - GM215) Destroyed in 1321 and rebuilt in 1377, this one was in use until the 17th century, and has been a recreational area for the town since the 18th century. 4  Medieval
GM039
[72]
  Foel Fynyddau Deserted Rural Settlement House platform Pelenna 51°38′06″N 3°45′34″W / 51.6351°N 3.7595°W / 51.6351; -3.7595 (Deserted Rural Settlement North of Foel Fynyddau),
SS783943
800m North of the summit of Foel Fynyddau two sets of earthwork house platforms and a sunken storehouse mark the location of a medieval settlement 4  Medieval
GM551
[73]
  Remains of Venallt Ironworks Ironworks Blaengwrach 51°43′55″N 3°38′45″W / 51.7319°N 3.6459°W / 51.7319; -3.6459 (Remains of Venallt Ironworks),
SN864049
Blast furnaces on the western edge of Cwmgwrach, built in 1839–42 to use anthracite-fired 'hot-blast' method of iron smelting. Also called Yr Wenallt. 5  Post-Medieval/ Modern
GM423
[74]
  Aberdulais Aqueduct Aqueduct Blaenhonddan 51°40′44″N 3°46′34″W / 51.679°N 3.7762°W / 51.679; -3.7762 (Aberdulais Aqueduct),
SS772992
Built in 1823 to cross the River Neath and link the Tennant and Neath Canals. With 10 stone arches it is the longest aqueduct in South Wales. 5  Post-Medieval/ Modern
GM506
[75]
  Tinplate works at Aberdulais Falls  NT  Tinplate Works Blaenhonddan 51°40′51″N 3°46′40″W / 51.6807°N 3.7779°W / 51.6807; -3.7779 (Tinplate works at Aberdulais Falls),
SS771994
Industrial site originating with waterpowered metalworking in 1584. Now open to the public 5  Post-Medieval/ Modern
GM485
[76]
  Ynysmaerdy Railway Incline Railway Briton Ferry 51°38′24″N 3°48′22″W / 51.6401°N 3.8061°W / 51.6401; -3.8061 (Ynysmaerdy Railway Incline),
SS751950
Inclined plane railway, designed in the 1850s by Brunel to bring coal to Briton Ferry Docks, and abandoned in 1910 5  Post-Medieval/ Modern
(1850s)
GM489
[77]
Waun y Coed Colliery Branch Canal and Tramroad Incline Industrial monument Cilybebyll 51°43′43″N 3°49′45″W / 51.7285°N 3.8292°W / 51.7285; -3.8292 (Waun y Coed Colliery Branch Canal and Tramroad Incline),
SN737048
Complex arrangement of tramway, canal branch, and canal dock, to link the Waun y Coed Colliery and nearby Ynyscedwyn Ironworks with the canal to Swansea. This required a tramway bridge over the River Tawe, now gone, and wharves and 300 m of canal, now filled in, that linked to the Swansea Canal. Several buildings and foundations of numerous structures remain. 5  Post-Medieval/ Modern
(1828)
GM400
[78]
Tennant Canal: Skewen Cutting and tramroad bridge Canal Coedffranc 51°39′30″N 3°50′05″W / 51.6583°N 3.8346°W / 51.6583; -3.8346 (Tennant Canal: Skewen Cutting and tramroad bridge),
SS731970
A stone lined section of the Tennant Canal where it runs through the Skewen Cutting, in Neath. Built by William Kirkhouse in 1821, the canal linked the Neath Valley to Swansea docks. The stone lining was to counteract a problem with quicksand. The bridge carried a pre-existing horse-drawn railway, at a time when Britain was the only country in the world with surface railways. 5  Post-Medieval/ Modern
(1821)
GM394
[79]
Cwmafan copper works flue Chimney Cwmavon 51°37′31″N 3°45′33″W / 51.6254°N 3.7592°W / 51.6254; -3.7592 (Cwmafan copper works flue),
SS783933
Culvert running up the hillside to a former stack on the summit of Foel Fynyddau. The flue vented fumes from copper smelting works, which were in use from 1838 to 1906. The stack was demolished in 1940 in case Luftwaffe bombers used it for navigation. Further damage occurred when a communication mast was built. 5  Post-Medieval/ Modern
(1838)
GM566
[80]
  Neath Abbey Ironworks Industrial monument Dyffryn Clydach 51°39′52″N 3°49′36″W / 51.6644°N 3.8268°W / 51.6644; -3.8268 (Neath Abbey Ironworks),
SS737977
Two blast furnaces and engineering works, with a forge and rolling mill upstream. It was in use from the 1790s to 1885. They were acquired by the Fox and later Price families, who expanded to other sites in the Neath valley. Steam Engine manufacture was an early specialism and shipbuilding were amongst the items produced. Their Quaker principles meant they were against any production of armaments. 5  Post-Medieval/ Modern
(1790s)
GM389
[81]
  Neath Abbey Ironworks Dam Dam Dyffryn Clydach 51°40′25″N 3°49′29″W / 51.6735°N 3.8248°W / 51.6735; -3.8248 (Neath Abbey Ironworks Dam),
SS739987
Dam on the river Clydach, to provide a constant water supply for the ironworks waterwheel. Built in 1840. 5  Post-Medieval/ Modern
(1840)
GM395
[82]
Ynys Fawr Corn-Drying Kiln Corn-drying kiln Glyncorrwg 51°38′25″N 3°43′19″W / 51.6403°N 3.722°W / 51.6403; -3.722 (Cynon Corn-Drying Kiln),
SS809948
An inverted dry stone walled cone, set in the ground, provided a 3-metre-wide space over which skins could be stretched, and grain spread out. A connecting tunnel allowed a fire to warm the air under the grain, and dry it out ready for storage. 5  Post-Medieval/ Modern
GM546
[83]
Leat & Dam at Llanmihangel Mill Leat Margam, (also Cornelly), (see also Bridgend) 51°31′42″N 3°42′04″W / 51.5282°N 3.7012°W / 51.5282; -3.7012 (Leat & Dam at Llanmihangel Mill),
SS820824
A three-storey watermill, with pit wheel, machinery and stones largely intact, having ceased use in 1940. The dam and leat bring water from the nearby River Cynfig. The site was recorded as a mill in 1291, but the remains are from the early 19th century. 5  Post-Medieval/ Modern
(19th century)
GM449
[84]
Remains of Blast Furnaces at Banwen Blast Furnace Onllwyn 51°46′52″N 3°38′33″W / 51.7811°N 3.6425°W / 51.7811; -3.6425 (Remains of Blast Furnaces at Banwen),
SN867104
The most intact of the ironworks on the anthracite coalfield. Built in 1845, and connected to the Swansea Canal by an edge rail wagonway, it may have produced no more than 80 tons of pig iron. Blast furnaces, charging platform, weighbridge and enginehouse all remain after its short-lived operation. 5  Post-Medieval/ Modern
GM420
[85]
Cwm Pelenna Colliery Ventilation Furnace Industrial monument Pelenna 51°39′40″N 3°42′43″W / 51.6612°N 3.7119°W / 51.6612; -3.7119 (Cwm Pelenna Colliery Ventilation Furnace),
SS816972
Stone chimney and hillside flue, used to ventilate the coal mine in the 1830s. It was re-used in the mid-20th century, with a fan system. 5  Post-Medieval/ Modern
GM458
[86]
  Pontrhydyfen Aqueduct / Viaduct Aqueduct Pelenna 51°37′59″N 3°44′29″W / 51.633°N 3.7415°W / 51.633; -3.7415 (Pontrhydyfen Aqueduct / Viaduct),
SS795941
Completed in 1825 to provide a wagonway across the Afan valley, it is a 425 yards (389 m) bridge with four huge arches, and is also known as 'Y Bont Fawr' (The Big Bridge). It had a substantial trough to carry water across the valley to power the waterwheels of Cwmafon steelworks. It is now a cycle and pedestrian routeway. (A second viaduct crosses the river Afan to the west, taking a railway up Cwm Pelenna.) 5  Post-Medieval/ Modern
(1825)
GM393
[87]
Melin Court Blast Furnace Blast Furnace Resolven 51°42′10″N 3°42′08″W / 51.7027°N 3.7022°W / 51.7027; -3.7022 (Blast Furnace at Melin Court),
SN824018
Operating between 1708 and 1808 this is an early and significant ironworks, standing on precipitous cliffs above the Melincourt brook. Also known as Melincwrt Ironworks, it had furnace, foundry and a wide range of ancillary buildings, now standing in ruins among woodland. 5  Post-Medieval/ Modern
(1708)
GM416
[88]
 
Claypon's Tramroad at Ystradgynlais Tramroad Seven Sisters, (also Ystradgynlais and Tawe-Uchaf, see Powys) 51°46′24″N 3°43′18″W / 51.7734°N 3.7218°W / 51.7734; -3.7218 (Tramroad at Ystradgynlais),
SN812097
Early tramroad, bringing coal from Drim Colliery and limestone (needed as a flux) from the quarries of Mynydd y Drum to the Ynyscedwyn Ironworks in the Swansea Valley. Built by Joseph Claypon in 1832 and in use until 1867, the tramroad linked with the Brecon Forest Tramroad,[89] and parts were later incorporated into the Swansea Vale Railway. 5  Post-Medieval/ Modern
(1832)
GM399
[90]
  Parsons' Folly (Glyncorrwg Mineral Railway) Railway Tonna 51°40′09″N 3°45′05″W / 51.6691°N 3.7514°W / 51.6691; -3.7514 (Glyncorrwg Mineral Railway (Parsons Folly)),
SS789981
12 km wagonway, with steep inclines to haul coal trucks over the hills from the Blaencregan colliery to the canals of the Neath valley. The construction and operating costs proved unfeasable and both Mr Parsons and his successor were bankrupted by the enterprise. Built between 1839 and 1842 with massive inclines and a steam-powered winding house, it was abandoned in 1852. The scheduled section is on the west side of Cefn Morfudd. 5  Post-Medieval/ Modern
GM447
[91]
Remains of Lock and Dry Dock at Pantyffynnon Lock Ystalyfera 51°45′05″N 3°48′01″W / 51.7513°N 3.8003°W / 51.7513; -3.8003 (Remains of Lock and Dry Dock at Pantyffynnon),
SN758073
At Lock 17 (or 'sawmill lock') of the Swansea Canal, a dry dock was installed in 1875–6, shortly after the canal was sold to the Great Western Railway. The dry dock was alongside the normal lock, and enabled boats to be floated into place and rested on timber supports, so that the hull could be worked on after the water was emptied. Close by was the quay for Crimea Colliery (GM453) 5  Post-Medieval/ Modern
(1875)
GM397
[92]
 
Briton Ferry Dock Entrance Dockyard Briton Ferry 51°37′37″N 3°49′37″W / 51.627°N 3.8269°W / 51.627; -3.8269 (Briton Ferry Dock Entrance),
SS736936
Designed by Brunel in 1861, this had an experimental buoyant lockgate system between the tidal and inner docks in the Neath Estuary. 5.8  Post-Medieval/ Modern
(1861)
GM445
[93]
Cae'r Mynydd Ventilation Furnace and Mine Colliery Bryn 51°37′13″N 3°41′40″W / 51.6204°N 3.6944°W / 51.6204; -3.6944 (Cae'r Mynydd Ventilation Furnace and Mine),
SS827926
Dated to early 19th century, before the development of powered fans for ventilation. A brazier within the furnace building created an updraft which sucked old air out of the mine, to be replaced by fresh air via other entrances. This furnace ventilated a drift mine. It is a well-preserved example of early mine ventilation technology. 5.8  Post-Medieval/ Modern
GM547
[94]
  Canal Boat at Aberdulais Basin Canal Boat Tonna 51°40′46″N 3°46′31″W / 51.6794°N 3.7752°W / 51.6794; -3.7752 (Canal Boat at Aberdulais Basin),
SS773993
Aberdulais basin is the point where the Neath and Tennant canals meet. Several old canal boats were abandoned beside the canal basin, and have now all but disappeared into the banks. The location of one, on the west bank of the Tennant canal, is a scheduled site. 5.8  Post-Medieval/ Modern
GM505
[95]
  River Twrch Aqueduct, Ystalyfera Aqueduct Ystalyfera, (also Ystradgynlais), (see also Powys) 51°46′06″N 3°46′48″W / 51.7684°N 3.7799°W / 51.7684; -3.7799 (Canal Aqueduct over the River Twrch, Ystalyfera),
SN772092
Stone aqueduct built over a weir, carrying the Swansea Canal over the River Twrch. Its three massive arches make it the largest of the five aqueducts on the canal. Built in 1798 by Thomas Sheasby, it was innovative in using Hydraulic cement to line the trough instead of puddled clay. Its proximity to the Capitol Cinema gave it the local name of 'Capitol Bridge'. It was restored in 1995 but is not currently water-filled, the canal route on either side being dry. 5.8  Post-Medieval/ Modern
(1798)
GM396
[96]
Crimea Colliery & Canal Quay Coal mine Ystalyfera 51°45′01″N 3°48′07″W / 51.7504°N 3.8019°W / 51.7504; -3.8019 (Crimea Colliery & Canal Quay),
SN757072
The Crimea coalmine only operated for 8 years, from 1854 to 1862, and the site has been abandoned ever since. Amongst the regenerating woodland are the substantial ruins of a beam-engine pumping-house, a winding house and chimney, and a complete surface layout of a mid-19th-century colliery. A short tramroad led to a quay on the Swansea Canal, 200m south of the dry dock (GM397). 5.8  Post-Medieval/ Modern
(1854)
GM453
[97]
Cilybebyll Auxiliary Unit Operational Base Observation Post Cilybebyll 51°43′23″N 3°48′36″W / 51.723°N 3.8101°W / 51.723; -3.8101 (Cilybebyll Auxiliary Unit Operational Base),
SN750042
Underground chamber in woodland, with a concrete floor, brick walls and corrugated iron roof. Built to be a concealed base for defense in the event of invasion. 5.9  Post-Medieval/ Modern
(1940s)
GM620
[98]
  Pentreclwydau Colliery Coal mine Glynneath 51°43′59″N 3°40′08″W / 51.733°N 3.669°W / 51.733; -3.669 (Pentreclwydau Colliery),
SN848051
Anthracite coalmine opened by the nationalised British Coal Board in 1957, and worked out 10 years later. It was a drift mine, driven sideways into the hillside south of Glynneath. 5.9  Post-Medieval/ Modern
(1957)
GM537
[99]
  Chain Home Low Radar Station, Margam Radar station Margam 51°34′11″N 3°44′34″W / 51.5698°N 3.7428°W / 51.5698; -3.7428 (Chain Home Low Radar Station, Margam),
SS793871
One of a network of early warning radar stations around the coast of Britain, constructed from 1941 to look for German bombers and shipping during World War II. They complemented the earlier Chain Home stations by being able to detect low-flying planes. The Margam station has three flat-topped buildings within the Country Park, high on the escarpment, overlooking Port Talbot and Swansea Bay. 5.9  Post-Medieval/ Modern
(1940s)
GM488
[100]

See also edit

References edit

  1. ^ Cadw: Ancient Monuments and Scheduling. Accessed 25 April 2013
  2. ^ Cadw will send their list as a spreadsheet, or other electronic formats, on request, as indicated at www.whatdotheyknow.com. This list uses information dated May 2012
  3. ^ coflein NPRN: 301313. GGAT PRN: 00652w. Cadw SAM: GM263: Craig Ty-Isaf Camp
  4. ^ coflein NPRN: 304771. GGAT PRN: 00577w. Cadw SAM: GM235: Foel Chwern Round Cairn
  5. ^ coflein NPRN: 301301. GGAT PRN: 00679w. Cadw SAM: GM054: Buarth y Gaer, Mynydd y Gaer
  6. ^ coflein NPRN: 307226. GGAT PRN: 00583w. Cadw SAM: GM170: Carreg Hir Standing Stone, Pen-Rhiw-Tyn
  7. ^ coflein NPRN: 301316. GGAT PRN: 00651w. Cadw SAM: GM055: Mynydd y Gaer (Lower) Camp
  8. ^ coflein NPRN: 300038. GGAT PRN: 02953w. Cadw SAM: GM514: Burial Chamber at Pen-yr-Alltwen
  9. ^ Stone 1: coflein NPRN: 300172, GGAT PRN: 00516w. Stone 2: coflein NPRN: 300174. GGAT PRN: 02668w. Cadw SAM: GM342: Standing Stones 300m W of Cefncelfi
  10. ^ coflein NPRN: 301306. GGAT PRN: 00564w. Cadw SAM: GM366: Camp 280m S of Melin Court Brook
  11. ^ coflein NPRN: 307382. GGAT PRN: 00687w. Cadw SAM: GM276: Pen-Rhiw-Angharad Round Cairns
  12. ^ coflein NPRN: 304775. GGAT PRN: 00561w. Cadw SAM: GM385: Three Round Cairns on Carn Caca
  13. ^ coflein NPRN: 307242. GGAT PRN: 00641w. Cadw SAM: GM290: Gelli-Bwch Round Cairn
  14. ^ coflein NPRN: 275862. GGAT PRN: 01537w. Cadw SAM: GM291: Llandarcy Round Cairn
  15. ^ coflein NPRN: 304577. GGAT PRN: 00518w. Cadw SAM: GM327: Cairn on Mynydd-March-Hywel
  16. ^ coflein NPRN: 304765. GGAT PRN: 00529w. Cadw SAM: GM592: Coed Ddu ring cairn
  17. ^ coflein NPRN: 304578. GGAT PRN: 00522w. Cadw SAM: GM531: Mynydd March Hywel Round Cairn
  18. ^ coflein NPRN: 307232. GGAT PRN: 00678w. Cadw SAM: GM098: Pen-y-Castell
  19. ^ coflein NPRN: 307223. GGAT PRN: 00581w. Cadw SAM: GM382: Carreg Bica Standing Stone
  20. ^ coflein NPRN: 307220. GGAT PRN: 00582w. Cadw SAM: GM383: Three Round Cairns on Mynydd Drumau
  21. ^ coflein NPRN: 307221. GGAT PRN: 00505w. Cadw SAM: GM387: Round Cairn with Cist on Mynydd Drumau
  22. ^ coflein NPRN: 307653. GGAT PRN: 00720w. Cadw SAM: GM234: Bachgen Carreg Round Cairn
  23. ^ coflein NPRN: 304767. GGAT PRN: 00574w. Cadw SAM: GM538: Bryn Llydan Round Barrow
  24. ^ coflein NPRN: 304766. GGAT PRN: 00573w. Cadw SAM: GM577: Carn Caglau cairn
  25. ^ coflein NPRN: 301310. GGAT PRN: 00709w. Cadw SAM: GM245: Cefn yr Argoed Camp
  26. ^ coflein NPRN: 301286. GGAT PRN not yet identified. Cadw SAM: GM233: Crug yr Afan Round Cairn
  27. ^ coflein NPRN: 307446. GGAT PRN: 00926w. Cadw SAM: GM244: Nant Herbert Camp
  28. ^ coflein NPRN: 301297. GGAT PRN: 00721w. Cadw SAM: GM330: Pebyll Ring Cairn
  29. ^ coflein NPRN: 301338. GGAT PRN: 00776w. Cadw SAM: GM090: Camp 530m E of Tonmawr. Scheduled area extended in 2002 to include outer enclosure
  30. ^ coflein NPRN: 301334. GGAT PRN: 00758w. Cadw SAM: GM057: Camp N of Tonmawr
  31. ^ coflein NPRN: 307273. GGAT PRN: 00774w. Cadw SAM: GM056: Danish Camp
  32. ^ coflein NPRN: 307288. GGAT PRN: 00749w. Cadw SAM: GM159: Ergyd Uchaf Round Barrow
  33. ^ coflein NPRN: 301319. GGAT PRN: 00745w. Cadw SAM: GM477: Half Moon Camp
  34. ^ coflein NPRN: 301336. GGAT PRN: 00756w. Cadw SAM: GM162: Mynydd y Castell Camp
  35. ^ coflein NPRN: 301304. GGAT PRN: 00759w. Cadw SAM: GM058: Roman Camp
  36. ^ coflein NPRN: 301392. GGAT PRN: 00753w. Cadw SAM: GM443: Site of Bodvoc Stone
  37. ^ coflein NPRN: 307279. GGAT PRN: 00754w. Cadw SAM: GM557: Twmpath Diwlith Round Barrow
  38. ^ coflein NPRN: 307341. GGAT PRN: 00789w. Cadw SAM: GM179: Ty'n-y-Cellar Standing Stone
  39. ^ coflein NPRN: 307405. GGAT PRN: 00686w. Cadw SAM: GM581: Cefn Mawr cairn
  40. ^ coflein NPRN: 307233. GGAT PRN: 00649w. Cadw SAM: GM279: Foel Fynyddau Round Cairn
  41. ^ coflein NPRN: 93287. GGAT PRN: 00347w. Cadw SAM: GM480: Burial Chamber Nr Carn Llechart
  42. ^ coflein NPRN: 301289. GGAT PRN: 00355w. Cadw SAM: GM078: Carn Llechart Stone Circle
  43. ^ coflein NPRN: 304565. GGAT PRN: 00485w. Cadw SAM: GM612: Mynydd y Garth Cairn
  44. ^ coflein NPRN: 304760. GGAT PRN: 00533w. Cadw SAM: GM275: Carn Cornel Round Cairn
  45. ^ coflein NPRN: 305629. GGAT PRN: 00741w. Cadw SAM: GM160: Ergyd Isaf Round Barrows
  46. ^ coflein NPRN: 307217. GGAT PRN: 00615w. Cadw SAM: GM277: Blaen-Cwmbach Earthwork
  47. ^ Nidum Roman dig in playing fields BBC Wales, 21 February 2011
  48. ^ coflein NPRN: 301350. GGAT PRN: 00620w. Cadw SAM: GM215: Neath Roman Site
  49. ^ coflein NPRN: 304777. GGAT PRN: 00875w. Cadw SAM: GM367: Roman Marching Camp South West of Melin Court Brook
  50. ^ coflein NPRN: 301348. GGAT PRN: 00526w. Cadw SAM: GM146: Coelbren Fort
  51. ^ coflein NPRN: 301347. GGAT PRN: 00527w. Cadw SAM: GM343: Roman Marching Camp South East of Coelbren Fort
  52. ^ coflein NPRN: 93165. GGAT PRN: 00541w. Cadw SAM: GM274: Hirfynydd Roman Earthwork
  53. ^ coflein NPRN: 301344. GGAT PRN: 00616w. Cadw SAM: GM258: Blaen-Cwmbach Camp
  54. ^ coflein NPRN: 301394. GGAT PRN: 00588w. Cadw SAM: GM207: Court Herbert Cross & Grave Slab
  55. ^ coflein NPRN: 307434. GGAT PRN: 02791.0w. Cadw SAM: GM231: Clawdd Mawr, Mynydd Caerau
  56. ^ cadw.wales.gov.uk: Margam Stones Museum
  57. ^ coflein NPRN: 94512. GGAT PRN not yet identified. Cadw SAM: GM011: Margam Inscribed & Sculptured Stones
  58. ^ coflein NPRN: 19186. GGAT PRN: 00807w. Cadw SAM: GM345: Sculptured Cross Llanmihangel Farm
  59. ^ coflein NPRN: 307208. GGAT PRN: 02790.0w. Cadw SAM: GM264: Cefn Morfydd Dyke & Earthwork
  60. ^ coflein NPRN: 307236. GGAT PRN: 00654w. Cadw SAM: GM358: Plas Baglan
  61. ^ coflein NPRN: 174. GGAT PRN: 00653w. Cadw SAM: GM428: Ruins of St Baglan's Church
  62. ^ coflein NPRN: 307238. GGAT PRN: 00642w. Cadw SAM: GM362: St Margaret's Chapel
  63. ^ coflein NPRN: 15420. GGAT PRN: 00545w. Cadw SAM: GM593: Coed Ddu house platforms and enclosure
  64. ^ coflein NPRN: 15387. GGAT PRN: 00524w. Cadw SAM: GM326: Two Platform Houses 1600m SE of Blaen-Nant Farm
  65. ^ coflein NPRN: 307228. GGAT PRN: 00673w. Cadw SAM: GM289: Cwm-Clais Castle Mound
  66. ^ coflein NPRN: 304630. GGAT PRN: 00812w. Cadw SAM: GM549: House Platforms West of Dyffryn Wood
  67. ^ cadw.wales.gov.uk: Neath Abbey
  68. ^ coflein NPRN: 133. GGAT PRN: 00585w. Cadw SAM: GM006: Neath Abbey & Gatehouse
  69. ^ coflein NPRN: 307267. GGAT PRN: 00765w. Cadw SAM: GM163: Hen Eglwys
  70. ^ coflein NPRN: 132. GGAT PRN: 00771w. Cadw SAM: GM005: Margam Abbey
  71. ^ coflein NPRN: 32343. GGAT PRN: 04796w. Cadw SAM: GM545: Margam Medieval Bath House
  72. ^ coflein NPRN: 94528. GGAT PRN: 00624w. Cadw SAM: GM039: Neath Castle
  73. ^ coflein NPRN: 15352. GGAT PRN: 00663w. Cadw SAM: GM551: Deserted Rural Settlement North of Foel Fynyddau
  74. ^ coflein NPRN: 34120. GGAT PRN: 01124w. Cadw SAM: GM423: Remains of Venallt Ironworks
  75. ^ coflein NPRN: 34446. GGAT PRN: 02853w. Cadw SAM: GM506: Aberdulais Aqueduct
  76. ^ coflein NPRN: 95689. GGAT PRN: 01085w. Cadw SAM: GM485: Tinplate works at Aberdulais Falls
  77. ^ coflein NPRN: 412122. GGAT PRN: 02996.0w. Cadw SAM: GM489: Ynysmaerdy Railway Incline
  78. ^ coflein NPRN: 34515. GGAT PRN: 01046.26w. Cadw SAM: GM400: Waun y Coed Colliery Branch Canal and Tramroad Incline
  79. ^ coflein NPRN: 34829. GGAT PRN: 01070.14w. Cadw SAM: GM394: Tennant Canal: Skewen Cutting and tramroad bridge
  80. ^ coflein NPRN: 401306. GGAT PRN: 05784w. Cadw SAM: GM566: Cwmafan copper works flue
  81. ^ coflein NPRN: 85096. GGAT PRN: 00854w. Cadw SAM: GM389: Neath Abbey Ironworks
  82. ^ coflein NPRN: 33643. GGAT PRN: 01017w. Cadw SAM: GM395: Neath Abbey Ironworks Dam
  83. ^ coflein NPRN: 33324. GGAT PRN: 04787w. Cadw SAM: GM546: Cynon Corn-Drying Kiln
  84. ^ coflein NPRN: 24944. GGAT PRN: 02876w. Cadw SAM: GM449: Leat & Dam at Llanmihangel Mill
  85. ^ coflein NPRN: 34071. GGAT PRN: 01566w. Cadw SAM: GM420: Remains of Blast Furnaces at Banwen
  86. ^ coflein NPRN: 93276. GGAT PRN: 02884w. Cadw SAM: GM458: Cwm Pelenna Colliery Ventilation Furnace
  87. ^ coflein NPRN: 34857. GGAT PRN: 01015w. Cadw SAM: GM393: Pontrhydyfen Aqueduct / Viaduct
  88. ^ coflein NPRN: 34099. GGAT PRN: 01086w. Cadw SAM: GM416: Remains of Blast Furnace at Melin Court
  89. ^ Fforest Fawr Geopark: The Brecon Forest Tramroad accessed 3 March 2013
  90. ^ coflein NPRN: 80115. GGAT PRN: 00716w. Cadw SAM: GM399: Tramroad at Ystradgynlais
  91. ^ coflein NPRN: 34840. GGAT PRN: 02878.0w. Cadw SAM: GM447: Glyncorrwg Mineral Railway (Parsons Folly) Section on Cefn Morfudd
  92. ^ coflein NPRN: 34491. GGAT PRN: 01046.36w. Cadw SAM: GM397: Remains of Lock and Dry Dock at Pantyffynnon
  93. ^ coflein NPRN: 34238. GGAT PRN: 01972w. Cadw SAM: GM445: Briton Ferry Dock Entrance
  94. ^ coflein NPRN: 275896. GGAT PRN: 04017w. Cadw SAM: GM547: Cae'r Mynydd Ventilation Furnace and Mine
  95. ^ coflein NPRN: 34531. GGAT PRN: 01070.18w. Cadw SAM: GM505: Canal Boat at Aberdulais Basin
  96. ^ coflein NPRN: 109. GGAT PRN: 01046.40w. Cadw SAM: GM396: Canal Aqueduct over the River Twrch, Ystalyfera
  97. ^ coflein NPRN: 94711. GGAT PRN: 02889w. Cadw SAM: GM453: Crimea Colliery & Canal Quay
  98. ^ coflein NPRN: 413228. GGAT PRN: 05773w. Cadw SAM: GM620: Cilybebyll Auxiliary Unit Operational Base
  99. ^ coflein NPRN: 33523. GGAT PRN: 02186w. Cadw SAM: GM537: Pentreclwydau Colliery
  100. ^ coflein NPRN: 308125. GGAT PRN: 02995w. Cadw SAM: GM488: Chain Home Low Radar Station, Margam

list, scheduled, monuments, neath, port, talbot, neath, port, talbot, county, borough, stretches, from, south, coast, wales, southern, edge, brecon, beacons, scheduled, monuments, include, prehistoric, sites, which, include, stone, circle, standing, stones, bu. Neath Port Talbot County Borough stretches from the south coast of Wales up to the southern edge of the Brecon Beacons The 93 scheduled monuments include 43 prehistoric sites which include a stone circle standing stones burial mounds and chambered tombs The six Roman sites are all connected to military occupation There are 18 medieval sites which include abbeys castles and churches The 26 post medieval sites are mostly connected to over 400 years of industrial activity in the area All of the sites on this list and the whole of Neath Port Talbot County Borough are within the historic county of Glamorgan Five of the sites lie on or cross the border into neighbouring counties and are included on both lists class notpageimage Scheduled monuments in Neath Port Talbot Wales Prehistoric Roman Early Medieval Medieval Post Medieval Modern Scheduled monuments have statutory protection It is illegal to disturb the ground surface or any standing remains The compilation of the list is undertaken by Cadw Welsh Historic Monuments which is an executive agency of the National Assembly of Wales 1 The list of scheduled monuments below is supplied by Cadw 2 with additional material from RCAHMW and Glamorgan Gwent Archaeological Trust Main article Lists of scheduled monuments in WalesScheduled monuments in Neath Port Talbot editImage Name Site type Community Location Details Period SAM No amp Refs nbsp Craig Ty Isaf Camp Hillfort Baglan 51 37 31 N 3 47 52 W 51 6254 N 3 7979 W 51 6254 3 7979 Craig Ty Isaf Camp SS756933 One of three hillforts on Mynydd y Gaer It is on the SW side of the hill overlooking Baglan an oval hillfort enclosing some 0 2ha Two banks and on the east a third added later mean that the area of banks and ditches encompasses a much larger area Internal features are thought to be more recent test cuts for mineral extraction 1 5 nbsp Prehistoric Iron Age GM263 3 Foel Chwern Round Cairn Round cairn Blaengwrach 51 43 22 N 3 35 46 W 51 7228 N 3 5962 W 51 7228 3 5962 Foel Chwern Round Cairn SN898038 Grass covered cairn on the edge of a steep escarpment above the Neath valley one of six along a 6 km stretch of the hillside An old telegraph pole in its centre once supported aircraft warning lights 1 3 nbsp Prehistoric Bronze Age GM235 4 nbsp Buarth y Gaer Mynydd y Gaer Hillfort Briton Ferry 51 37 39 N 3 47 06 W 51 6276 N 3 7849 W 51 6276 3 7849 Buarth y Gaer Mynydd y Gaer SS765939 Iron Age hillfort some 100m across with a Bronze Age burial cairn inside at the highest point of Mynydd y Gaer 1 5 nbsp Prehistoric Iron Age GM054 5 Carreg Hir Standing Stone Pen Rhiw Tyn Standing stone Briton Ferry 51 38 34 N 3 48 57 W 51 6428 N 3 8158 W 51 6428 3 8158 Carreg Hir Standing Stone Pen Rhiw Tyn SS744953 Sandstone slab nearly 3 m high in the playground at Cwrt Sart School Now set in concrete it may be in its original position 1 3 nbsp Prehistoric Bronze Age GM170 6 nbsp Gaer Fawr Camp Hillfort Briton Ferry 51 37 59 N 3 47 06 W 51 6331 N 3 785 W 51 6331 3 785 Mynydd y Gaer Lower Camp SS765942 An oval enclosure on the northern slope of Mynydd y Gaer Complex concentric banks form an enclosure with 5 cairns amongst the defenses 1 5 nbsp Prehistoric Iron Age GM055 7 Burial Chamber at Pen yr Alltwen Chambered tomb Cilybebyll 51 42 51 N 3 50 15 W 51 7141 N 3 8375 W 51 7141 3 8375 Burial Chamber at Pen yr Alltwen SN731033 First noted in 1923 as a possible chambered tomb it is uncertain if it is a manmade structure The capstone may be natural geology 1 1 nbsp Prehistoric neolithic GM514 8 Cefn Celfi Standing Stones Standing stone Cilybebyll 51 42 45 N 3 49 21 W 51 7124 N 3 8226 W 51 7124 3 8226 Standing Stones 300m W of Cefncelfi SN741030 Two stone blocks one in a hedge the other a little to the south in a field between Cefn Celfi Farm and Rhos It is thought there were once three stones described in the 9th century Englynion y Beddau as the graves of Cynon Cynfael and Cynfeli 1 3 nbsp Prehistoric Bronze Age GM342 9 nbsp Carn Caca Enclosure Enclosure Clyne and Melincourt 51 41 13 N 3 40 53 W 51 6869 N 3 6814 W 51 6869 3 6814 Camp 280m S of Melin Court Brook SN838000 Hillfort Camp on the Carn Caca hillside beside the steep valley 280 m south of Melin Court Brook Two hut circles are within the defended enclosure A Roman Marching Camp GM367 is alongside 1 5 nbsp Prehistoric Iron Age GM366 10 Pen Rhiw Angharad Round Cairns Cairnfield Clyne and Melincourt 51 40 41 N 3 44 12 W 51 678 N 3 7368 W 51 678 3 7368 Pen Rhiw Angharad Round Cairns SS800991 A group of at least 8 cairns on a moorland ridge near Pen Rhiw Angharad Isaf The NE corner of the Blaen Cwm Bach Roman Camp GM258 is 150m to the south 1 3 nbsp Prehistoric Bronze Age GM276 11 Carn Caca Cairnfield Kerb cairn Clyne and Melincourt 51 41 36 N 3 42 19 W 51 6933 N 3 7053 W 51 6933 3 7053 Three Round Cairns on Carn Caca SN822007 Three Round Cairns on the NW slopes of Carn Caca south of Melincourt Two are cairns the third a ring of stones 18 still standing up to 50 cm high that were the kerb edgings of a kerb cairn 1 3 nbsp Prehistoric Bronze Age GM385 12 Gelli Bwch Round Cairn Round cairn Coedffranc 51 38 13 N 3 51 02 W 51 637 N 3 8505 W 51 637 3 8505 Gelli Bwch Round Cairn SS720947 Oval cairn on the summit of ridge west of the Neath estuary it forms a prominent mound 20m across and 1 8m high with a central hollow where it has at some point been dug out 1 3 nbsp Prehistoric Bronze Age GM290 13 Llandarcy Round Cairn Round cairn Coedffranc 51 38 34 N 3 51 13 W 51 6427 N 3 8535 W 51 6427 3 8535 Llandarcy Round Cairn SS718953 Grass covered mound with one prominent slab which may be a cist capstone It is 800 m north of Gelli Bwch Cairn 1 3 nbsp Prehistoric Bronze Age GM291 14 nbsp Mynydd Marchywel summit cairn Round cairn Crynant 51 43 09 N 3 47 05 W 51 7191 N 3 7848 W 51 7191 3 7848 Mynydd Marchywel summit cairn SN768037 Heap of stones now gradually spreading on the summit of Mynydd Marchywel 10m north of a trig pont There are traces of kerbstones amongst the rubble 1 3 nbsp Prehistoric Bronze Age GM327 15 Coed Ddu ring cairn Ring cairn Crynant 51 44 33 N 3 43 44 W 51 7425 N 3 7288 W 51 7425 3 7288 Coed Ddu ring cairn SN807062 Circular feature 13m across thought to be a ring cairn although a possible entrance suggests other interpretations It is on the hillside east of the River Dulais close to the Coed Ddu medieval settlement site GM593 1 nbsp Prehistoric GM592 16 nbsp Mynydd Marchywel Round Cairn Round cairn Crynant 51 43 43 N 3 46 38 W 51 7286 N 3 7771 W 51 7286 3 7771 Mynydd Marchywel Round Cairn SN773048 Large circular cairn with central robber crater Clear felling of the trees of Crynant Forest in c 2009 meant it was visible for the first time in 50 years 1 3 nbsp Prehistoric Bronze Age GM531 17 nbsp Pen y Castell Hillfort Cwmavon 51 36 41 N 3 45 03 W 51 6115 N 3 7509 W 51 6115 3 7509 Pen y Castell SS788917 Bracken covered knoll with bank and ditch defensive earthworks above the Cwmafan valley 1 5 nbsp Prehistoric GM098 18 nbsp Carreg Bica Standing Stone Standing stone Dyffryn Clydach 51 40 46 N 3 50 45 W 51 6794 N 3 8457 W 51 6794 3 8457 Carreg Bica Standing Stone SS724994 A tall stone 4 3 m high on a ridge top on Mynydd Drumau It is west of the Neath valley close to the Swansea county boundary where a trackway crosses the ridge Other names for it are Maen Bredwan and Hoat Stone 1 3 nbsp Prehistoric Bronze Age GM382 19 Three Round Cairns on Mynydd Drumau Round cairn Dyffryn Clydach 51 40 47 N 3 50 43 W 51 6796 N 3 8454 W 51 6796 3 8454 Three Round Cairns on Mynydd Drumau SS725994 All three are low degraded mounds on the ridge top One is very close to the Carreg Bica Standing Stone GM382 the other two being 500 m to the south 1 3 nbsp Prehistoric Bronze Age GM383 20 Mynydd Drumau Round Cairn with Cist Round cairn Dyffryn Clydach also Clydach see also Swansea 51 41 15 N 3 50 47 W 51 6876 N 3 8465 W 51 6876 3 8465 Round Cairn with Cist on Mynydd Drumau SN724003 Like Carn Lechert GM078 7 kilometres 4 3 mi to the north this cairn was described by William Camden in 1695 The central cist was excavated in the early 1800s when a heap of bones and an ancient celt were found The trackway that runs beside this monument and the standing stone GM382 and cairns GM383 a little way to the south forms the county border with Swansea 1 3 nbsp Prehistoric Bronze Age GM387 21 Bachgen Carreg Round Cairn Round cairn Glyncorrwg also Treherbert see also Rhondda Cynon Taf 51 40 16 N 3 34 49 W 51 671 N 3 5804 W 51 671 3 5804 Bachgen Carreg Round Cairn SS908981 Low mound on a natural hillock with a small cairn of stones on top 1 3 nbsp Prehistoric Bronze Age GM234 22 Bryn Llydan Round Barrow Round barrow Glyncorrwg 51 41 29 N 3 38 12 W 51 6915 N 3 6367 W 51 6915 3 6367 Bryn Llydan Round Barrow SN869004 A round barrow burial mound 9 m across on the summit of a small hill 1 3 nbsp Prehistoric Bronze Age GM538 23 nbsp Carn Caglau cairn Round cairn Glyncorrwg 51 41 28 N 3 38 59 W 51 691 N 3 6497 W 51 691 3 6497 Carn Caglau cairn SN860004 Grass covered cairn with a cist chamber depression in the centre It is on the wide moorland north of Glyncorrwg 1 3 nbsp Prehistoric Bronze Age GM577 24 Cefn yr Argoed Camp Enclosure Glyncorrwg 51 37 59 N 3 41 19 W 51 6331 N 3 6887 W 51 6331 3 6887 Cefn yr Argoed Camp SS832940 Banked enclosure on sloping ground above the steep sides of Cwm yr Argoed valley The enclosure forms an oval clearing within the Afan Argoed Forest Park 1 kilometre 0 62 mi west of a smaller enclosure on the Nant Herbert GM244 There is an entrance to the south and a 12 m wide one on the higher NE side for driving livestock into the enclosure 1 5 nbsp Prehistoric Iron Age GM245 25 Crug yr Afan Round Cairn Round cairn Glyncorrwg also Treorchy see also Rhondda Cynon Taf 51 38 51 N 3 33 42 W 51 6474 N 3 5618 W 51 6474 3 5618 Crug yr Afan Round Cairn SS920954 A complex mound with larger earthen base 28 m across and a smaller stone cairn on top This was opened in 1902 when burnt bones and model dagger were found 1 3 nbsp Prehistoric Bronze Age GM233 26 Nant Herbert Camp Enclosure Glyncorrwg 51 37 58 N 3 42 23 W 51 6327 N 3 7064 W 51 6327 3 7064 Nant Herbert Camp SS819940 Circular enclosure 22 m across on sloping ground above the Nant Herbert Stream within the Afan Argoed Forest Park Although it was left as a clearing when the forest was planted forestry work damaged much of the northern embankments 1 5 nbsp Prehistoric Iron Age GM244 27 nbsp Pebyll Ring Cairn Ring cairn Glyncorrwg 51 39 48 N 3 34 35 W 51 6634 N 3 5764 W 51 6634 3 5764 Pebyll Ring Cairn SS910972 This is a large oval stoney bank some 30 metres 98 ft across with evidence of kerbstones on the inner and outer faces A stone cist shows it was used for burials It is sited on a ridge near the summit of Mynydd Blaengwynfi close to the border with Rhondda Cynon Taf 1 3 nbsp Prehistoric Bronze Age GM330 28 Tonmawr Camp Enclosure Margam 51 33 45 N 3 41 18 W 51 5625 N 3 6882 W 51 5625 3 6882 Camp 530m E of Tonmawr SS830861 Banked enclosure on a headland overlooking the upper reaches of the Afon Cynffig to the east of Ton Mawr Farm A bank and ditch enclose an oval 60 70 m across with a less distinct outer enclosure linked to the inner ring similar to the nearby Caer Cwmphilip GM057 1 km to the NW 1 5 nbsp Prehistoric Iron Age GM090 29 nbsp Caer Cwmphilip Enclosure Margam 51 34 10 N 3 41 46 W 51 5695 N 3 6962 W 51 5695 3 6962 Camp N of Tonmawr SS825870 Concentric hillfort enclosure with a subrectanular inner defensive area 70m wide surrounded by a much larger double banked series of defenses some 200 m across It occupies a plateau west of Moel Ton Mawr summit and south of the Nant Cwm Philip valley with related Iron Age field systems to the east It is known variously as Caer Cwmphilip and Moel Ton Mawr 1 5 nbsp Prehistoric Iron Age GM057 30 nbsp Danish Camp Enclosure Margam 51 34 12 N 3 42 10 W 51 5701 N 3 7027 W 51 5701 3 7027 Danish Camp SS820870 Oval bank 33 42 m across It is within a 20th century forest plantation although the area of the camp was left as a clearing Margam medieval deer park boundary is nearby to the west and Caer Cwmphilip GM057 is 500m to the east and both enclosures are on the same slope aboVe the Cwm Philip stream valley It is also known as Cwm Philip West Enclosure 1 5 nbsp Prehistoric Iron Age GM056 31 Ergyd Uchaf Round Barrow Round cairn Margam 51 35 10 N 3 43 29 W 51 586 N 3 7246 W 51 586 3 7246 Ergyd Uchaf Round Barrow SS806888 Round barrow in a small clearing in Margam Forest plantation It is on a ridge 1 5 km from the summit of Mynydd Margam There is a substantial central hollow in the mound 1 3 nbsp Prehistoric Bronze Age GM159 32 Half Moon Camp Enclosure Margam 51 34 00 N 3 44 00 W 51 5666 N 3 7332 W 51 5666 3 7332 Half Moon Camp SS799867 Small Hillfort on a hilltop north of Margam Abbey on the opposite side of the valley from Mynydd y Castell GM162 It is crossed by an upland section of the Wales Coast Path 1 5 nbsp Prehistoric Iron Age GM477 33 nbsp Mynydd y Castell Camp Hillfort Margam 51 33 55 N 3 43 25 W 51 5653 N 3 7237 W 51 5653 3 7237 Mynydd y Castell Camp SS806865 Large hillfort enclosing 2 7 hectares 6 7 acres in a D shape on an isolated hill 500m east of Margam Abbey There has been some quarrying and possible other uses which may have disrupted layouts of banks and entrances The hill is the start finish of three long distance paths Ogwr Ridgeway Walk Coed Morgannwg Way and St Illtyd s Walk 1 5 nbsp Prehistoric Iron Age GM162 34 nbsp Caer Blaen y Cwm Enclosure Margam 51 34 44 N 3 41 06 W 51 579 N 3 6851 W 51 579 3 6851 Caer Blaen y Cwm SS833880 Double bank defining a quadrangular enclosure 25 m across on a broad ridge SE of Mynydd Margam near the source of the River Kenfig The enclosure was studied by Cyril Fox in 1934 who suggested it was a Roman Camp and that nearby earthworks could be an outer defense similar to that at Caer Cwmphilip GM057 1 5 km to the SW However it is now identified as pre Roman and the nearby earthworks to be later 1 5 nbsp Prehistoric Iron Age GM058 35 nbsp Site of Bodvoc Stone Ring cairn Margam 51 35 09 N 3 41 21 W 51 5858 N 3 6891 W 51 5858 3 6891 Site of Bodvoc Stone SS830887 Site of a 6th century AD pillar inscribed The stone of Bodvoc set in a Bronze Age cairn on the ridge near Mynydd Margam Summit The original stone is now in Margam Stones Museum with a replica at this site 1 3 nbsp Prehistoric nbsp amp Early Medieval GM443 36 Twmpath Diwlith Round Barrow Round barrow Margam also Maesteg see also Bridgend list 51 35 09 N 3 41 13 W 51 5858 N 3 687 W 51 5858 3 687 Twmpath Diwlith Round Barrow SS832887 Round barrow excavated in 1921 by Mortimer Wheeler It was first built of turves with a cist containing burnt bones A later burial re used it with earth added to the mound The second interment had been rifled before the excavation 1 5 nbsp Prehistoric GM557 37 nbsp Ty n y Cellar Standing Stone Standing stone Margam 51 32 23 N 3 43 42 W 51 5398 N 3 7282 W 51 5398 3 7282 Ty n y Cellar Standing Stone SS802837 Large sandstone undressed block 2 5 metres 8 2 ft high and 1 4 metres 4 6 ft across It is in a field adjoining the M4 but tree growth means it is no longer visible from the motorway Also called Ty Du and Ty n Cellar Standing Stone 1 3 nbsp Prehistoric Bronze Age GM179 38 Cefn Mawr cairn Round cairn Pelenna 51 40 27 N 3 40 41 W 51 6741 N 3 6781 W 51 6741 3 6781 Cefn Mawr cairn SS840985 Round cairn sited on a spur at the end of a broad ridge 1 km SW of Cefnmawr summit 1 3 nbsp Prehistoric Bronze Age GM581 39 Foel Fynyddau Round Cairn Round cairn Pelenna and Cwmafan 51 37 41 N 3 45 36 W 51 628 N 3 7599 W 51 628 3 7599 Foel Fynyddau Round Cairn SS782935 Cairn of small stones on the summit of Foel Fynyddau with a trig point set into one side The summit has been disturbed by nearby copper workings and has three large communications masts with assorted huts 1 3 nbsp Prehistoric Bronze Age GM279 40 Burial Chamber near Carn Llechart Chambered tomb Pontardawe 51 44 24 N 3 53 20 W 51 7399 N 3 889 W 51 7399 3 889 Burial Chamber near Carn Llechart SN696062 Opinion has swung back and forth on whether this is a natural collection of stone slabs or a neolithic tomb One explanation could be that the largest stones the capstone and a supporting slab may be in situ but were utilised to create a tomb possibly covered by a cairn The site is on a broad ridge of Mynydd Carnlechert 60m west of the Carn Lechart burial GM078 further down the slope and can be seen from there 1 1 nbsp Prehistoric neolithic GM480 41 nbsp Carn Llechart Stone Circle Ring cairn Pontardawe 51 44 24 N 3 53 17 W 51 74 N 3 888 W 51 74 3 888 Carn Llechart Stone Circle SN697062 25 stone slabs set on edge to form a circle 14 m across on the skyline of a broad ridge of Mynydd Carnlechert An open stone lined cist 2 1 m long is in the centre It was first noted in 1695 in William Camden s Britannia It may once have had a mound but it is more likely it was always a ring cairn a raised ring with its central area at ground level It is a burial site thought to date to 1000 2000BC 1 3 nbsp Prehistoric Bronze Age GM078 42 Mynydd y Garth Cairn Round cairn Pontardawe 51 45 10 N 3 52 12 W 51 7529 N 3 8701 W 51 7529 3 8701 Mynydd y Garth Cairn SN710076 Cairn of loose stones on the ridge south of Mynedd y Garth summit It is 12 m across although some surviving kerb stones are within the current circumference A presumed cairnfield on other parts of the mountaintop are now thought to be natural or field clearance stone heaps 1 3 nbsp Prehistoric Bronze Age GM612 43 Carn Cornel Round Cairn Round cairn Seven Sisters 51 44 34 N 3 42 55 W 51 7428 N 3 7152 W 51 7428 3 7152 Carn Cornel Round Cairn SN816062 Cairn on the shoulder of hillside west of the Hirfynydd ridge and Sarn Helen Roman road It occupies what appears to be a natural mound Close by is a boundary stone suggesting that the site became a historic boundary mark 1 3 nbsp Prehistoric Bronze Age GM275 44 nbsp Ergyd Isaf Round Barrows Round cairn Tai Bach 51 35 02 N 3 44 29 W 51 5838 N 3 7414 W 51 5838 3 7414 Ergyd Isaf Round Barrows SS794886 Two circular grass covered mounds on a hilltop site with good intervisibility with other burial sites in the area 1 3 nbsp Prehistoric Bronze Age GM160 45 Blaen Cwmbach Earthwork Enclosure Tonna 51 40 30 N 3 44 47 W 51 675 N 3 7463 W 51 675 3 7463 Blaen Cwmbach Earthwork SS793988 An unfinished defensive ringwork on the edge of the scarp next to the Roman Camp GM258 1 5 nbsp Prehistoric Iron Age GM277 46 nbsp Nidum Roman fort Neath Roman Fort Blaenhonddan 51 39 53 N 3 48 47 W 51 6647 N 3 8131 W 51 6647 3 8131 Nidum Roman fort Neath SS747977 Auxiliary fort first built in around 74AD rebuilt in stone and intermittently occupied through to the 3rd century Much of the site is in the grounds of Dwr y Felin Comprehensive School where a 2011 dig found gate towers that extended out beyond the wall line unique in Britain for its time 47 2 nbsp Roman GM215 48 nbsp Melin Court Roman Marching Camp Roman marching camp Clyne and Melincourt 51 41 14 N 3 41 02 W 51 6871 N 3 684 W 51 6871 3 684 Melin Court Roman Marching Camp SN836000 Square sided embankments on the upper Melin Court valley also known as Caen Caca Marching camp It is next to an Iron Age enclosure GM366 very like the pairing of the enclosure and Roman camp at Blaen Cwmbach 3 7 kilometres 2 3 mi to the west 2 nbsp Roman GM367 49 Coelbren Roman Fort Roman fort Onllwyn 51 47 01 N 3 39 17 W 51 7835 N 3 6548 W 51 7835 3 6548 Coelbren Roman Fort SN859107 Roman auxiliary fort at the northern extremity of Neath Port Talbot next to the border with Powys Construction began around 74 AD with a second construction phase possibly associated with the laying out of the Sarn Helen road which heads NE from just outside the fort Occupation ceased by the mid 2nd century The fort was first documented in 1907 2 nbsp Roman GM146 50 Coelbren Roman Marching Camp Roman marching camp Onllwyn 51 46 47 N 3 39 03 W 51 7796 N 3 6508 W 51 7796 3 6508 Coelbren Roman Marching Camp SN862102 Large rectangular enclosure 438 metres 1 437 ft long defining a Roman marching camp It is less than 200 metres from Coelbren Roman Fort GM146 on what is now rough wet land bounded on three sides by the Camnant and Pyrddin rivers 2 nbsp Roman GM343 51 Hirfynydd fortlet Roman signal station Seven Sisters 51 44 48 N 3 41 52 W 51 7466 N 3 6979 W 51 7466 3 6979 Hirfynydd Fortlet SN828066 A small square enclosure 18 19 metres with rounded corners high up on the 450 metres 1 480 ft Hirfynydd ridge between the Neath and Swansea valleys Situated on the Neath to Brecon Sarn Helen road which it would have helped control its other use is thought to have been as a signal station 2 nbsp Roman GM274 52 nbsp Blaen Cwm Bach Camp Marching camp Tonna 51 40 30 N 3 44 22 W 51 6751 N 3 7394 W 51 6751 3 7394 Blaen Cwm Bach Camp SS798988 Rectangular Roman camp 880 metres 960 yd from east to west and 300 metres 330 yd wide defined by bank and ditch cut into the rocky ground on the top of a broad ridge on the hill above Tonna This is right next to an Iron Age enclosure GM277 an arrangement repeated 3 7 kilometres 2 3 mi at Melin Court camp 2 nbsp Roman GM258 53 Court Herbert Cross amp Grave Slab Cross Dyffryn Clydach 51 39 48 N 3 49 19 W 51 6633 N 3 8219 W 51 6633 3 8219 Court Herbert Cross amp Grave Slab SS740976 A pillar with two crosses carved into it one 7th to 8th centuries the other 9th century A grave slab reputedly of the first abbot of Neath Abbey lies nearby They are now close to the A4230 in Neath possibly moved to what was then Court Herbert park in the 19th century 3 nbsp Early Medieval GM207 54 Clawdd Mawr Mynydd Caerau Linear earthwork Glyncorrwg 51 38 28 N 3 35 54 W 51 641 N 3 5983 W 51 641 3 5983 Clawdd Mawr Mynydd Caerau SS894947 A bank and ditch running for 200m across a col separating Mynydd Caerau and the Mynyd Llangeinwyr ridge 3 nbsp Early Medieval GM231 55 nbsp Margam Inscribed amp Sculptured Stones nbsp 56 Cross Margam 51 33 49 N 3 43 52 W 51 5637 N 3 7312 W 51 5637 3 7312 Margam Inscribed amp Sculptured Stones SS801864 A collection of carved stone pillars and crosses mostly from the immediate locality many dating to late Roman and early medieval periods now housed in the Margam Stones Museum near Margam Abbey The stones were collected by the Talbot family during the 18th and 19th centuries Some of the stones have known source sites which are themselves scheduled The museum is run by Cadw and open to the public 3 nbsp Early Medieval GM011 57 Sculptured Cross Llanmihangel Farm Cross Margam 51 31 55 N 3 42 30 W 51 532 N 3 7082 W 51 532 3 7082 Sculptured Cross Llanmihangel Farm SS816828 Fragment of a Celtic cartwheel cross head now built into a wall east of Llanmihangel farmhouse It may have originated from the nearby St Michael s Grange 3 nbsp Early Medieval GM345 58 Cefn Morfydd Dyke amp Earthwork Linear earthwork Tonna 51 40 05 N 3 45 12 W 51 668 N 3 7533 W 51 668 3 7533 Cefn Morfydd Dyke amp Earthwork SS788980 This bank with shallow ditch runs across the ridge of Cefn Morfydd disrupted at its east end by an industrial tramway 3 nbsp Early Medieval GM264 59 nbsp Plas Baglan Castle Baglan 51 36 57 N 3 47 52 W 51 6157 N 3 7979 W 51 6157 3 7979 Plas Baglan SS756922 12th century defensive house overlooking Baglan occupied until the 17th century Only a platform and traces of masonry remain 4 nbsp Medieval GM358 60 nbsp St Baglan s Church Church Baglan 51 36 56 N 3 48 06 W 51 6156 N 3 8016 W 51 6156 3 8016 Ruins of St Baglan s Church SS753922 Medieval Church now in the overgrown corner of the large churchyard It appears to be a pre Norman foundation with two early Christian stones in the churchyard It was replaced by a newer church in the same churchyard in 1882 but only became derelict after a fire in 1954 4 nbsp Medieval GM428 61 St Margaret s Chapel Church Coedffranc 51 37 47 N 3 52 20 W 51 6297 N 3 8723 W 51 6297 3 8723 St Margaret s Chapel SS705939 First recorded in 1291 this was a chapel of St Margaret s Grange an outlier of Neath Abbey The site near Jersey Marine was excavated in 1931 4 nbsp Medieval GM362 62 Hirfynydd house platforms House platform Crynant 51 44 35 N 3 43 50 W 51 743 N 3 7306 W 51 743 3 7306 Hirfynydd house platforms SN806063 On the edge of a plateau of the Hirfynydd ridge beside the steep slopes of the Dulais valley the banked rectangular enclosure has a house platform in the west corner Two further platforms are west of the enclosure Also called Coed Ddu and Nant y Cafn enclosure 4 nbsp Medieval GM593 63 Tirlan medieval house sites Platform house Crynant 51 42 32 N 3 47 32 W 51 709 N 3 7922 W 51 709 3 7922 Tirlan medieval house sites SN762026 Two platform houses 120 m apart beside a track on the south east flank of Mynnydd Marchywel near Tyrlan Cultivation ridges are in the vicinity Also described as Platform Houses 1600m SE of Blaen Nant Farm 4 nbsp Medieval GM326 64 Castell Bowlan Motte Cwmavon 51 36 49 N 3 46 52 W 51 6135 N 3 781 W 51 6135 3 781 Cwm Clais Castle Mound SS767920 Also called Cwm Clais it may be a 12th century Welsh castle built in imitation of Norman mottes Edward Lhuyd in the 17th century recorded a group of three castles Castel y Wiryones y Castell and Ben y Castell which may refer to this along with Plas Baglan GM358 and Pen y Castell GM098 It may be the castle belonging to Morgan Gam where Herbert Fitzmatthew was killed 4 nbsp Medieval GM289 65 Mynydd Drumau settlement platforms House platform Dyffryn Clydach 51 41 13 N 3 50 30 W 51 687 N 3 8417 W 51 687 3 8417 House Platforms West of Dyffryn Wood SN727002 A group of house platforms cut into the steep hillside below the summit of Mynydd Drumau 4 nbsp Medieval GM549 66 nbsp Neath Abbey and Gatehouse nbsp 67 Abbey Dyffryn Clydach 51 39 40 N 3 49 34 W 51 6612 N 3 826 W 51 6612 3 826 Neath Abbey amp Gatehouse SS738974 Cistercian monastery once the largest abbey in Wales Following its dissolution the Herbert Mansion was built on the Abbot s lodging and the area then became an industrial site The substantial ruins were excavated in 1924 and 1934 and taken into public ownership in 1944 It is now in the care of Cadw and open to the public The 12th century gatehouse is north of the New Road 4 nbsp Medieval 12th century GM006 68 nbsp Hen Eglwys Chapel Margam 51 33 53 N 3 43 51 W 51 5648 N 3 7308 W 51 5648 3 7308 Hen Eglwys SS801865 Also known as Cryke Chapel and dated to 1470 this grange of nearby Margam Abbey GM005 is on the hillside of Craig y capel The gable ends with window tracery are the principle survivals and provided a gothic landmark and viewpoint for the 19th century parkland of Margam Castle There was a burial ground and a holy well known as Ffynnon Mair 4 nbsp Medieval 1470 GM163 69 nbsp Margam Abbey Abbey Margam 51 33 44 N 3 43 47 W 51 5623 N 3 7298 W 51 5623 3 7298 Margam Abbey SS801862 Founded in 1147 St Mary s Abbey was dissolved in 1536 The nave survives as Margam parish church The remainder of the abbey complex was acquired by the Mansel and later the Talbot family who incorporated the ruins into their parkland and Margam Castle A 12 sided chapter house has been restored The outer precincts may have occupied a much larger area than the currently defined inner core area 4 nbsp Medieval 1147 GM005 70 Margam Medieval Bath House Bath house Margam 51 34 06 N 3 43 42 W 51 5684 N 3 7284 W 51 5684 3 7284 Margam Medieval Bath House SS803869 Also known as Ffynnon Fyggyr medicinal well this may be a healing well though also used for baptisms by Hen Eglwys GM163 and later as a Monastic baths for Margam Abbey GM005 The present structure 14th or 15th century but probably on an older site has a stone vaulted roof over a 1m deep pool with original flagstones 4 nbsp Medieval GM545 71 nbsp Neath Castle Castle Neath 51 39 54 N 3 48 13 W 51 6651 N 3 8035 W 51 6651 3 8035 Neath Castle SS753977 Neath s second castle this is first documented in 1183 A castle of 1120 was located across the river near the Roman Fort GM215 Destroyed in 1321 and rebuilt in 1377 this one was in use until the 17th century and has been a recreational area for the town since the 18th century 4 nbsp Medieval GM039 72 nbsp Foel Fynyddau Deserted Rural Settlement House platform Pelenna 51 38 06 N 3 45 34 W 51 6351 N 3 7595 W 51 6351 3 7595 Deserted Rural Settlement North of Foel Fynyddau SS783943 800m North of the summit of Foel Fynyddau two sets of earthwork house platforms and a sunken storehouse mark the location of a medieval settlement 4 nbsp Medieval GM551 73 nbsp Remains of Venallt Ironworks Ironworks Blaengwrach 51 43 55 N 3 38 45 W 51 7319 N 3 6459 W 51 7319 3 6459 Remains of Venallt Ironworks SN864049 Blast furnaces on the western edge of Cwmgwrach built in 1839 42 to use anthracite fired hot blast method of iron smelting Also called Yr Wenallt 5 nbsp Post Medieval Modern GM423 74 nbsp Aberdulais Aqueduct Aqueduct Blaenhonddan 51 40 44 N 3 46 34 W 51 679 N 3 7762 W 51 679 3 7762 Aberdulais Aqueduct SS772992 Built in 1823 to cross the River Neath and link the Tennant and Neath Canals With 10 stone arches it is the longest aqueduct in South Wales 5 nbsp Post Medieval Modern GM506 75 nbsp Tinplate works at Aberdulais Falls NT Tinplate Works Blaenhonddan 51 40 51 N 3 46 40 W 51 6807 N 3 7779 W 51 6807 3 7779 Tinplate works at Aberdulais Falls SS771994 Industrial site originating with waterpowered metalworking in 1584 Now open to the public 5 nbsp Post Medieval Modern GM485 76 nbsp Ynysmaerdy Railway Incline Railway Briton Ferry 51 38 24 N 3 48 22 W 51 6401 N 3 8061 W 51 6401 3 8061 Ynysmaerdy Railway Incline SS751950 Inclined plane railway designed in the 1850s by Brunel to bring coal to Briton Ferry Docks and abandoned in 1910 5 nbsp Post Medieval Modern 1850s GM489 77 Waun y Coed Colliery Branch Canal and Tramroad Incline Industrial monument Cilybebyll 51 43 43 N 3 49 45 W 51 7285 N 3 8292 W 51 7285 3 8292 Waun y Coed Colliery Branch Canal and Tramroad Incline SN737048 Complex arrangement of tramway canal branch and canal dock to link the Waun y Coed Colliery and nearby Ynyscedwyn Ironworks with the canal to Swansea This required a tramway bridge over the River Tawe now gone and wharves and 300 m of canal now filled in that linked to the Swansea Canal Several buildings and foundations of numerous structures remain 5 nbsp Post Medieval Modern 1828 GM400 78 Tennant Canal Skewen Cutting and tramroad bridge Canal Coedffranc 51 39 30 N 3 50 05 W 51 6583 N 3 8346 W 51 6583 3 8346 Tennant Canal Skewen Cutting and tramroad bridge SS731970 A stone lined section of the Tennant Canal where it runs through the Skewen Cutting in Neath Built by William Kirkhouse in 1821 the canal linked the Neath Valley to Swansea docks The stone lining was to counteract a problem with quicksand The bridge carried a pre existing horse drawn railway at a time when Britain was the only country in the world with surface railways 5 nbsp Post Medieval Modern 1821 GM394 79 Cwmafan copper works flue Chimney Cwmavon 51 37 31 N 3 45 33 W 51 6254 N 3 7592 W 51 6254 3 7592 Cwmafan copper works flue SS783933 Culvert running up the hillside to a former stack on the summit of Foel Fynyddau The flue vented fumes from copper smelting works which were in use from 1838 to 1906 The stack was demolished in 1940 in case Luftwaffe bombers used it for navigation Further damage occurred when a communication mast was built 5 nbsp Post Medieval Modern 1838 GM566 80 nbsp Neath Abbey Ironworks Industrial monument Dyffryn Clydach 51 39 52 N 3 49 36 W 51 6644 N 3 8268 W 51 6644 3 8268 Neath Abbey Ironworks SS737977 Two blast furnaces and engineering works with a forge and rolling mill upstream It was in use from the 1790s to 1885 They were acquired by the Fox and later Price families who expanded to other sites in the Neath valley Steam Engine manufacture was an early specialism and shipbuilding were amongst the items produced Their Quaker principles meant they were against any production of armaments 5 nbsp Post Medieval Modern 1790s GM389 81 nbsp Neath Abbey Ironworks Dam Dam Dyffryn Clydach 51 40 25 N 3 49 29 W 51 6735 N 3 8248 W 51 6735 3 8248 Neath Abbey Ironworks Dam SS739987 Dam on the river Clydach to provide a constant water supply for the ironworks waterwheel Built in 1840 5 nbsp Post Medieval Modern 1840 GM395 82 Ynys Fawr Corn Drying Kiln Corn drying kiln Glyncorrwg 51 38 25 N 3 43 19 W 51 6403 N 3 722 W 51 6403 3 722 Cynon Corn Drying Kiln SS809948 An inverted dry stone walled cone set in the ground provided a 3 metre wide space over which skins could be stretched and grain spread out A connecting tunnel allowed a fire to warm the air under the grain and dry it out ready for storage 5 nbsp Post Medieval Modern GM546 83 Leat amp Dam at Llanmihangel Mill Leat Margam also Cornelly see also Bridgend 51 31 42 N 3 42 04 W 51 5282 N 3 7012 W 51 5282 3 7012 Leat amp Dam at Llanmihangel Mill SS820824 A three storey watermill with pit wheel machinery and stones largely intact having ceased use in 1940 The dam and leat bring water from the nearby River Cynfig The site was recorded as a mill in 1291 but the remains are from the early 19th century 5 nbsp Post Medieval Modern 19th century GM449 84 Remains of Blast Furnaces at Banwen Blast Furnace Onllwyn 51 46 52 N 3 38 33 W 51 7811 N 3 6425 W 51 7811 3 6425 Remains of Blast Furnaces at Banwen SN867104 The most intact of the ironworks on the anthracite coalfield Built in 1845 and connected to the Swansea Canal by an edge rail wagonway it may have produced no more than 80 tons of pig iron Blast furnaces charging platform weighbridge and enginehouse all remain after its short lived operation 5 nbsp Post Medieval Modern GM420 85 Cwm Pelenna Colliery Ventilation Furnace Industrial monument Pelenna 51 39 40 N 3 42 43 W 51 6612 N 3 7119 W 51 6612 3 7119 Cwm Pelenna Colliery Ventilation Furnace SS816972 Stone chimney and hillside flue used to ventilate the coal mine in the 1830s It was re used in the mid 20th century with a fan system 5 nbsp Post Medieval Modern GM458 86 nbsp Pontrhydyfen Aqueduct Viaduct Aqueduct Pelenna 51 37 59 N 3 44 29 W 51 633 N 3 7415 W 51 633 3 7415 Pontrhydyfen Aqueduct Viaduct SS795941 Completed in 1825 to provide a wagonway across the Afan valley it is a 425 yards 389 m bridge with four huge arches and is also known as Y Bont Fawr The Big Bridge It had a substantial trough to carry water across the valley to power the waterwheels of Cwmafon steelworks It is now a cycle and pedestrian routeway A second viaduct crosses the river Afan to the west taking a railway up Cwm Pelenna 5 nbsp Post Medieval Modern 1825 GM393 87 Melin Court Blast Furnace Blast Furnace Resolven 51 42 10 N 3 42 08 W 51 7027 N 3 7022 W 51 7027 3 7022 Blast Furnace at Melin Court SN824018 Operating between 1708 and 1808 this is an early and significant ironworks standing on precipitous cliffs above the Melincourt brook Also known as Melincwrt Ironworks it had furnace foundry and a wide range of ancillary buildings now standing in ruins among woodland 5 nbsp Post Medieval Modern 1708 GM416 88 nbsp Claypon s Tramroad at Ystradgynlais Tramroad Seven Sisters also Ystradgynlais and Tawe Uchaf see Powys 51 46 24 N 3 43 18 W 51 7734 N 3 7218 W 51 7734 3 7218 Tramroad at Ystradgynlais SN812097 Early tramroad bringing coal from Drim Colliery and limestone needed as a flux from the quarries of Mynydd y Drum to the Ynyscedwyn Ironworks in the Swansea Valley Built by Joseph Claypon in 1832 and in use until 1867 the tramroad linked with the Brecon Forest Tramroad 89 and parts were later incorporated into the Swansea Vale Railway 5 nbsp Post Medieval Modern 1832 GM399 90 nbsp Parsons Folly Glyncorrwg Mineral Railway Railway Tonna 51 40 09 N 3 45 05 W 51 6691 N 3 7514 W 51 6691 3 7514 Glyncorrwg Mineral Railway Parsons Folly SS789981 12 km wagonway with steep inclines to haul coal trucks over the hills from the Blaencregan colliery to the canals of the Neath valley The construction and operating costs proved unfeasable and both Mr Parsons and his successor were bankrupted by the enterprise Built between 1839 and 1842 with massive inclines and a steam powered winding house it was abandoned in 1852 The scheduled section is on the west side of Cefn Morfudd 5 nbsp Post Medieval Modern GM447 91 Remains of Lock and Dry Dock at Pantyffynnon Lock Ystalyfera 51 45 05 N 3 48 01 W 51 7513 N 3 8003 W 51 7513 3 8003 Remains of Lock and Dry Dock at Pantyffynnon SN758073 At Lock 17 or sawmill lock of the Swansea Canal a dry dock was installed in 1875 6 shortly after the canal was sold to the Great Western Railway The dry dock was alongside the normal lock and enabled boats to be floated into place and rested on timber supports so that the hull could be worked on after the water was emptied Close by was the quay for Crimea Colliery GM453 5 nbsp Post Medieval Modern 1875 GM397 92 nbsp Briton Ferry Dock Entrance Dockyard Briton Ferry 51 37 37 N 3 49 37 W 51 627 N 3 8269 W 51 627 3 8269 Briton Ferry Dock Entrance SS736936 Designed by Brunel in 1861 this had an experimental buoyant lockgate system between the tidal and inner docks in the Neath Estuary 5 8 nbsp Post Medieval Modern 1861 GM445 93 Cae r Mynydd Ventilation Furnace and Mine Colliery Bryn 51 37 13 N 3 41 40 W 51 6204 N 3 6944 W 51 6204 3 6944 Cae r Mynydd Ventilation Furnace and Mine SS827926 Dated to early 19th century before the development of powered fans for ventilation A brazier within the furnace building created an updraft which sucked old air out of the mine to be replaced by fresh air via other entrances This furnace ventilated a drift mine It is a well preserved example of early mine ventilation technology 5 8 nbsp Post Medieval Modern GM547 94 nbsp Canal Boat at Aberdulais Basin Canal Boat Tonna 51 40 46 N 3 46 31 W 51 6794 N 3 7752 W 51 6794 3 7752 Canal Boat at Aberdulais Basin SS773993 Aberdulais basin is the point where the Neath and Tennant canals meet Several old canal boats were abandoned beside the canal basin and have now all but disappeared into the banks The location of one on the west bank of the Tennant canal is a scheduled site 5 8 nbsp Post Medieval Modern GM505 95 nbsp River Twrch Aqueduct Ystalyfera Aqueduct Ystalyfera also Ystradgynlais see also Powys 51 46 06 N 3 46 48 W 51 7684 N 3 7799 W 51 7684 3 7799 Canal Aqueduct over the River Twrch Ystalyfera SN772092 Stone aqueduct built over a weir carrying the Swansea Canal over the River Twrch Its three massive arches make it the largest of the five aqueducts on the canal Built in 1798 by Thomas Sheasby it was innovative in using Hydraulic cement to line the trough instead of puddled clay Its proximity to the Capitol Cinema gave it the local name of Capitol Bridge It was restored in 1995 but is not currently water filled the canal route on either side being dry 5 8 nbsp Post Medieval Modern 1798 GM396 96 Crimea Colliery amp Canal Quay Coal mine Ystalyfera 51 45 01 N 3 48 07 W 51 7504 N 3 8019 W 51 7504 3 8019 Crimea Colliery amp Canal Quay SN757072 The Crimea coalmine only operated for 8 years from 1854 to 1862 and the site has been abandoned ever since Amongst the regenerating woodland are the substantial ruins of a beam engine pumping house a winding house and chimney and a complete surface layout of a mid 19th century colliery A short tramroad led to a quay on the Swansea Canal 200m south of the dry dock GM397 5 8 nbsp Post Medieval Modern 1854 GM453 97 Cilybebyll Auxiliary Unit Operational Base Observation Post Cilybebyll 51 43 23 N 3 48 36 W 51 723 N 3 8101 W 51 723 3 8101 Cilybebyll Auxiliary Unit Operational Base SN750042 Underground chamber in woodland with a concrete floor brick walls and corrugated iron roof Built to be a concealed base for defense in the event of invasion 5 9 nbsp Post Medieval Modern 1940s GM620 98 nbsp Pentreclwydau Colliery Coal mine Glynneath 51 43 59 N 3 40 08 W 51 733 N 3 669 W 51 733 3 669 Pentreclwydau Colliery SN848051 Anthracite coalmine opened by the nationalised British Coal Board in 1957 and worked out 10 years later It was a drift mine driven sideways into the hillside south of Glynneath 5 9 nbsp Post Medieval Modern 1957 GM537 99 nbsp Chain Home Low Radar Station Margam Radar station Margam 51 34 11 N 3 44 34 W 51 5698 N 3 7428 W 51 5698 3 7428 Chain Home Low Radar Station Margam SS793871 One of a network of early warning radar stations around the coast of Britain constructed from 1941 to look for German bombers and shipping during World War II They complemented the earlier Chain Home stations by being able to detect low flying planes The Margam station has three flat topped buildings within the Country Park high on the escarpment overlooking Port Talbot and Swansea Bay 5 9 nbsp Post Medieval Modern 1940s GM488 100 Map all coordinates using OpenStreetMap Download coordinates as KML GPX all coordinates GPX primary coordinates GPX secondary coordinates See also editList of Cadw properties List of castles in Wales List of hill forts in Wales Historic houses in Wales List of monastic houses in Wales List of museums in Wales List of Roman villas in Wales Grade I listed buildings in Neath Port Talbot Grade II listed buildings in Neath Port TalbotReferences editCoflein is the online database of RCAHMW Royal Commission on the Ancient and Historical Monuments of Wales GGAT is the Glamorgan Gwent Archaeological Trust Cadw is the Welsh Historic Monuments Agency Cadw Ancient Monuments and Scheduling Accessed 25 April 2013 Cadw will send their list as a spreadsheet or other electronic formats on request as indicated at www whatdotheyknow com This list uses information dated May 2012 coflein NPRN 301313 GGAT PRN 00652w Cadw SAM GM263 Craig Ty Isaf Camp coflein NPRN 304771 GGAT PRN 00577w Cadw SAM GM235 Foel Chwern Round Cairn coflein NPRN 301301 GGAT PRN 00679w Cadw SAM GM054 Buarth y Gaer Mynydd y Gaer coflein NPRN 307226 GGAT PRN 00583w Cadw SAM GM170 Carreg Hir Standing Stone Pen Rhiw Tyn coflein NPRN 301316 GGAT PRN 00651w Cadw SAM GM055 Mynydd y Gaer Lower Camp coflein NPRN 300038 GGAT PRN 02953w Cadw SAM GM514 Burial Chamber at Pen yr Alltwen Stone 1 coflein NPRN 300172 GGAT PRN 00516w Stone 2 coflein NPRN 300174 GGAT PRN 02668w Cadw SAM GM342 Standing Stones 300m W of Cefncelfi coflein NPRN 301306 GGAT PRN 00564w Cadw SAM GM366 Camp 280m S of Melin Court Brook coflein NPRN 307382 GGAT PRN 00687w Cadw SAM GM276 Pen Rhiw Angharad Round Cairns coflein NPRN 304775 GGAT PRN 00561w Cadw SAM GM385 Three Round Cairns on Carn Caca coflein NPRN 307242 GGAT PRN 00641w Cadw SAM GM290 Gelli Bwch Round Cairn coflein NPRN 275862 GGAT PRN 01537w Cadw SAM GM291 Llandarcy Round Cairn coflein NPRN 304577 GGAT PRN 00518w Cadw SAM GM327 Cairn on Mynydd March Hywel coflein NPRN 304765 GGAT PRN 00529w Cadw SAM GM592 Coed Ddu ring cairn coflein NPRN 304578 GGAT PRN 00522w Cadw SAM GM531 Mynydd March Hywel Round Cairn coflein NPRN 307232 GGAT PRN 00678w Cadw SAM GM098 Pen y Castell coflein NPRN 307223 GGAT PRN 00581w Cadw SAM GM382 Carreg Bica Standing Stone coflein NPRN 307220 GGAT PRN 00582w Cadw SAM GM383 Three Round Cairns on Mynydd Drumau coflein NPRN 307221 GGAT PRN 00505w Cadw SAM GM387 Round Cairn with Cist on Mynydd Drumau coflein NPRN 307653 GGAT PRN 00720w Cadw SAM GM234 Bachgen Carreg Round Cairn coflein NPRN 304767 GGAT PRN 00574w Cadw SAM GM538 Bryn Llydan Round Barrow coflein NPRN 304766 GGAT PRN 00573w Cadw SAM GM577 Carn Caglau cairn coflein NPRN 301310 GGAT PRN 00709w Cadw SAM GM245 Cefn yr Argoed Camp coflein NPRN 301286 GGAT PRN not yet identified Cadw SAM GM233 Crug yr Afan Round Cairn coflein NPRN 307446 GGAT PRN 00926w Cadw SAM GM244 Nant Herbert Camp coflein NPRN 301297 GGAT PRN 00721w Cadw SAM GM330 Pebyll Ring Cairn coflein NPRN 301338 GGAT PRN 00776w Cadw SAM GM090 Camp 530m E of Tonmawr Scheduled area extended in 2002 to include outer enclosure coflein NPRN 301334 GGAT PRN 00758w Cadw SAM GM057 Camp N of Tonmawr coflein NPRN 307273 GGAT PRN 00774w Cadw SAM GM056 Danish Camp coflein NPRN 307288 GGAT PRN 00749w Cadw SAM GM159 Ergyd Uchaf Round Barrow coflein NPRN 301319 GGAT PRN 00745w Cadw SAM GM477 Half Moon Camp coflein NPRN 301336 GGAT PRN 00756w Cadw SAM GM162 Mynydd y Castell Camp coflein NPRN 301304 GGAT PRN 00759w Cadw SAM GM058 Roman Camp coflein NPRN 301392 GGAT PRN 00753w Cadw SAM GM443 Site of Bodvoc Stone coflein NPRN 307279 GGAT PRN 00754w Cadw SAM GM557 Twmpath Diwlith Round Barrow coflein NPRN 307341 GGAT PRN 00789w Cadw SAM GM179 Ty n y Cellar Standing Stone coflein NPRN 307405 GGAT PRN 00686w Cadw SAM GM581 Cefn Mawr cairn coflein NPRN 307233 GGAT PRN 00649w Cadw SAM GM279 Foel Fynyddau Round Cairn coflein NPRN 93287 GGAT PRN 00347w Cadw SAM GM480 Burial Chamber Nr Carn Llechart coflein NPRN 301289 GGAT PRN 00355w Cadw SAM GM078 Carn Llechart Stone Circle coflein NPRN 304565 GGAT PRN 00485w Cadw SAM GM612 Mynydd y Garth Cairn coflein NPRN 304760 GGAT PRN 00533w Cadw SAM GM275 Carn Cornel Round Cairn coflein NPRN 305629 GGAT PRN 00741w Cadw SAM GM160 Ergyd Isaf Round Barrows coflein NPRN 307217 GGAT PRN 00615w Cadw SAM GM277 Blaen Cwmbach Earthwork Nidum Roman dig in playing fields BBC Wales 21 February 2011 coflein NPRN 301350 GGAT PRN 00620w Cadw SAM GM215 Neath Roman Site coflein NPRN 304777 GGAT PRN 00875w Cadw SAM GM367 Roman Marching Camp South West of Melin Court Brook coflein NPRN 301348 GGAT PRN 00526w Cadw SAM GM146 Coelbren Fort coflein NPRN 301347 GGAT PRN 00527w Cadw SAM GM343 Roman Marching Camp South East of Coelbren Fort coflein NPRN 93165 GGAT PRN 00541w Cadw SAM GM274 Hirfynydd Roman Earthwork coflein NPRN 301344 GGAT PRN 00616w Cadw SAM GM258 Blaen Cwmbach Camp coflein NPRN 301394 GGAT PRN 00588w Cadw SAM GM207 Court Herbert Cross amp Grave Slab coflein NPRN 307434 GGAT PRN 02791 0w Cadw SAM GM231 Clawdd Mawr Mynydd Caerau cadw wales gov uk Margam Stones Museum coflein NPRN 94512 GGAT PRN not yet identified Cadw SAM GM011 Margam Inscribed amp Sculptured Stones coflein NPRN 19186 GGAT PRN 00807w Cadw SAM GM345 Sculptured Cross Llanmihangel Farm coflein NPRN 307208 GGAT PRN 02790 0w Cadw SAM GM264 Cefn Morfydd Dyke amp Earthwork coflein NPRN 307236 GGAT PRN 00654w Cadw SAM GM358 Plas Baglan coflein NPRN 174 GGAT PRN 00653w Cadw SAM GM428 Ruins of St Baglan s Church coflein NPRN 307238 GGAT PRN 00642w Cadw SAM GM362 St Margaret s Chapel coflein NPRN 15420 GGAT PRN 00545w Cadw SAM GM593 Coed Ddu house platforms and enclosure coflein NPRN 15387 GGAT PRN 00524w Cadw SAM GM326 Two Platform Houses 1600m SE of Blaen Nant Farm coflein NPRN 307228 GGAT PRN 00673w Cadw SAM GM289 Cwm Clais Castle Mound coflein NPRN 304630 GGAT PRN 00812w Cadw SAM GM549 House Platforms West of Dyffryn Wood cadw wales gov uk Neath Abbey coflein NPRN 133 GGAT PRN 00585w Cadw SAM GM006 Neath Abbey amp Gatehouse coflein NPRN 307267 GGAT PRN 00765w Cadw SAM GM163 Hen Eglwys coflein NPRN 132 GGAT PRN 00771w Cadw SAM GM005 Margam Abbey coflein NPRN 32343 GGAT PRN 04796w Cadw SAM GM545 Margam Medieval Bath House coflein NPRN 94528 GGAT PRN 00624w Cadw SAM GM039 Neath Castle coflein NPRN 15352 GGAT PRN 00663w Cadw SAM GM551 Deserted Rural Settlement North of Foel Fynyddau coflein NPRN 34120 GGAT PRN 01124w Cadw SAM GM423 Remains of Venallt Ironworks coflein NPRN 34446 GGAT PRN 02853w Cadw SAM GM506 Aberdulais Aqueduct coflein NPRN 95689 GGAT PRN 01085w Cadw SAM GM485 Tinplate works at Aberdulais Falls coflein NPRN 412122 GGAT PRN 02996 0w Cadw SAM GM489 Ynysmaerdy Railway Incline coflein NPRN 34515 GGAT PRN 01046 26w Cadw SAM GM400 Waun y Coed Colliery Branch Canal and Tramroad Incline coflein NPRN 34829 GGAT PRN 01070 14w Cadw SAM GM394 Tennant Canal Skewen Cutting and tramroad bridge coflein NPRN 401306 GGAT PRN 05784w Cadw SAM GM566 Cwmafan copper works flue coflein NPRN 85096 GGAT PRN 00854w Cadw SAM GM389 Neath Abbey Ironworks coflein NPRN 33643 GGAT PRN 01017w Cadw SAM GM395 Neath Abbey Ironworks Dam coflein NPRN 33324 GGAT PRN 04787w Cadw SAM GM546 Cynon Corn Drying Kiln coflein NPRN 24944 GGAT PRN 02876w Cadw SAM GM449 Leat amp Dam at Llanmihangel Mill coflein NPRN 34071 GGAT PRN 01566w Cadw SAM GM420 Remains of Blast Furnaces at Banwen coflein NPRN 93276 GGAT PRN 02884w Cadw SAM GM458 Cwm Pelenna Colliery Ventilation Furnace coflein NPRN 34857 GGAT PRN 01015w Cadw SAM GM393 Pontrhydyfen Aqueduct Viaduct coflein NPRN 34099 GGAT PRN 01086w Cadw SAM GM416 Remains of Blast Furnace at Melin Court Fforest Fawr Geopark The Brecon Forest Tramroad accessed 3 March 2013 coflein NPRN 80115 GGAT PRN 00716w Cadw SAM GM399 Tramroad at Ystradgynlais coflein NPRN 34840 GGAT PRN 02878 0w Cadw SAM GM447 Glyncorrwg Mineral Railway Parsons Folly Section on Cefn Morfudd coflein NPRN 34491 GGAT PRN 01046 36w Cadw SAM GM397 Remains of Lock and Dry Dock at Pantyffynnon coflein NPRN 34238 GGAT PRN 01972w Cadw SAM GM445 Briton Ferry Dock Entrance coflein NPRN 275896 GGAT PRN 04017w Cadw SAM GM547 Cae r Mynydd Ventilation Furnace and Mine coflein NPRN 34531 GGAT PRN 01070 18w Cadw SAM GM505 Canal Boat at Aberdulais Basin coflein NPRN 109 GGAT PRN 01046 40w Cadw SAM GM396 Canal Aqueduct over the River Twrch Ystalyfera coflein NPRN 94711 GGAT PRN 02889w Cadw SAM GM453 Crimea Colliery amp Canal Quay coflein NPRN 413228 GGAT PRN 05773w Cadw SAM GM620 Cilybebyll Auxiliary Unit Operational Base coflein NPRN 33523 GGAT PRN 02186w Cadw SAM GM537 Pentreclwydau Colliery coflein NPRN 308125 GGAT PRN 02995w Cadw SAM GM488 Chain Home Low Radar Station Margam Retrieved from https en wikipedia org w index php title List of scheduled monuments in Neath Port Talbot amp oldid 1194801521, wikipedia, wiki, book, books, library,

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