The Megalith Map
Megalithic and Prehistoric sites on map square SM
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Abereiddy Promontory Fort Promontory Fort / Cliff Castle in Pembrokeshire at SM79373150
, Access: 3
Barnards Hill Tumulus Round Barrow(s) in Pembrokeshire at SM91962536
Blaen-Llyn Standing Stone (Menhir) in Pembrokeshire at SM87882931
Bowett Wood Camp Ancient Village or Settlement in Pembrokeshire at SM9713500678
Brawdy Church Early Christian Sculptured Stone in Pembrokeshire at SM858240
Condition: 3
BrynGwyn Stone Standing Stone (Menhir) in Pembrokeshire at SM9223728297
Condition: 1 , Ambience: 2 , Access: 4
Burton Churchyard Cross Early Christian Sculptured Stone in Pembrokeshire at SM98540562
Burton Churchyard Well Holy Well or Sacred Spring in Pembrokeshire at SM98530561
Condition: 4 , Ambience: 4 , Access: 5
Carn Llidi Chambered Tomb in Pembrokeshire at SM73512790
Condition: 3 , Ambience: 4 , Access: 3
Carn Llundain (South) Cairn in Pembrokeshire at SM69652331
Condition: 3 , Ambience: 5 , Access: 3
Carn Wnda Standing Stone Standing Stone (Menhir) in Pembrokeshire at SM9327239010
Condition: 3 , Ambience: 3 , Access: 3
Carn Wnda. Chambered Tomb in Pembrokeshire at SM93313923
Condition: 3 , Ambience: 4 , Access: 4
Carn Ysgubor Cairn in Pembrokeshire at SM69992460
Condition: 3 , Ambience: 5 , Access: 3
Carreg Samson, Abercastle Chambered Tomb in Pembrokeshire at SM84843351
Condition: 5 , Ambience: 4 , Access: 4
Castell Bach (Pencaer) Hillfort in Pembrokeshire at SM89193666
Castell Coch (Abercastle) Promontory Fort / Cliff Castle in Pembrokeshire at SM87243465
Condition: 2 , Ambience: 3 , Access: 3
Castell Coch, Trefin Promontory Fort / Cliff Castle in Pembrokeshire at SM83993382
, Access: 3
Castell Cornwynt Ancient Village or Settlement in Pembrokeshire at SM978376
Condition: 5 , Ambience: 5 , Access: 4
Castell Hendre-Wen Ancient Village or Settlement in Pembrokeshire at SM92083370
Condition: 4 , Ambience: 4 , Access: 4
Castell Henif Promontory Fort / Cliff Castle in Pembrokeshire at SM72362469
Castell Mwrtach Hillfort in Pembrokeshire at SM9531536571
Condition: 2 , Ambience: 3 , Access: 4
Castell Poeth Ancient Village or Settlement in Pembrokeshire at SM89723773
Castle Hill Enclosure Hillfort in Pembrokeshire at SM88422585
Church of St. Mary (Fishguard) Early Christian Sculptured Stone in Pembrokeshire at SM957370
Condition: 4 , Ambience: 4 , Access: 5
Clegyr Boia Hillfort in Pembrokeshire at SM73732509
Condition: 3 , Ambience: 4
Clyn Ffwrn Standing Stone (Menhir) in Pembrokeshire at SM89792888
Cocyn Round Misc. Earthwork in Pembrokeshire at SM7559325258
Condition: 3 , Ambience: 3 , Access: 5
Coetan Arthur Dolmen Chambered Tomb in Pembrokeshire at SM72532806
Condition: 3 , Ambience: 4 , Access: 3
Dale Fort Hillfort in Pembrokeshire at SM822052
Dinas Fach Promontory Fort / Cliff Castle in Pembrokeshire at SM82572290
Condition: 2 , Ambience: 4 , Access: 4
Dinas Mawr, Pwllderi, Pencaer Promontory Fort / Cliff Castle in Pembrokeshire at SM88803869
Condition: 2 , Ambience: 4 , Access: 3
Druidston Stones Standing Stones in Pembrokeshire at SM86361690
Condition: 3 , Ambience: 3 , Access: 3
Earthfast natural slab in north east Skomer Natural Stone / Erratic / Other Natural Feature in Pembrokeshire at SM72660998
Condition: 2 , Ambience: 5 , Access: 1
Ffynnon Dewi (Solva) Holy Well or Sacred Spring in Pembrokeshire at SM83352544
Ffynnon Faiddog Holy Well or Sacred Spring in Pembrokeshire at SM73842720
Ffynnon Llygaid (Great Orme) Holy Well or Sacred Spring in Pembrokeshire at SM736250
Ffynnon Wnda Holy Well or Sacred Spring in Pembrokeshire at SM9317939536
Condition: 4 , Ambience: 4 , Access: 4
Ffynnon-Y-Cwcwll Holy Well or Sacred Spring in Pembrokeshire at SM7533725498
Ffynnondruidion Chambered Tomb in Pembrokeshire at SM920368
Ffyst Samson Chambered Tomb in Pembrokeshire at SM90613491
Condition: 3 , Ambience: 4 , Access: 3
Fishguard Gorsedd Circle Modern Stone Circle etc in Pembrokeshire at SM9586837302
Condition: 5 , Ambience: 3 , Access: 5
Fynnon Drudion Standing Stone (Menhir) in Pembrokeshire at SM921365
Condition: 4 , Ambience: 3 , Access: 3
Garn Fawr (Pembrokeshire) Hillfort in Pembrokeshire at SM89613882
Condition: 3 , Ambience: 4 , Access: 4
Garn Fechan Hillfort in Pembrokeshire at SM90043893
Garn Gilfach Standing Stone Standing Stone (Menhir) in Pembrokeshire at SM90803920
Condition: 3 , Ambience: 3 , Access: 4
Garn Gilfach. Rock Cut Tomb in Pembrokeshire at SM909390
Condition: 3 , Ambience: 4 , Access: 2
Garn Turne Chambered Tomb in Pembrokeshire at SM97922725
Condition: 3 , Ambience: 3 , Access: 4
Garn Wen 1 Chambered Tomb in Pembrokeshire at SM94813904
Condition: 3 , Ambience: 3 , Access: 4
Garn Wen 2 Chambered Tomb in Pembrokeshire at SM94803910
Condition: 3 , Ambience: 3 , Access: 4
Garn Wen 3 Chambered Tomb in Pembrokeshire at SM94803920
Condition: 3 , Ambience: 3 , Access: 4
Garn Wen 4 Chambered Tomb in Pembrokeshire at SM948393
Condition: 2 , Ambience: 2 , Access: 4
Gateholm Island Ancient Village or Settlement in Pembrokeshire at SM768071
Condition: 2 , Ambience: 3 , Access: 2
Gilfach Farm Standing Stone Standing Stone (Menhir) in Pembrokeshire at SM90873880
Condition: 4 , Ambience: 4 , Access: 3
Grassholm Island Ancient Village or Settlement in Pembrokeshire at SM5985909317
, Access: 1
Great Castle Head Hillfort in Pembrokeshire at SM799057
Hangstone Davy Standing Stone (Menhir) in Pembrokeshire at SM89581465
Harold Stone (Broad Haven) Standing Stone (Menhir) in Pembrokeshire at SM8615514717
Hayscastle Tump Round Barrow(s) in Pembrokeshire at SM90232463
Higgon's Well Holy Well or Sacred Spring in Pembrokeshire at SM9618015071
Hogtivis Stone Early Christian Sculptured Stone in Pembrokeshire at SM969280
Condition: 3 , Ambience: 4 , Access: 4
Jordanston Round Barrow(s) in Pembrokeshire at SM922331
Kilpaison Burrows Round Barrow(s) in Pembrokeshire at SM890007
Lady Well (Haverfordwest) Holy Well or Sacred Spring in Pembrokeshire at SM9547615217
Lecha Dolmen Chambered Tomb in Pembrokeshire at SM81152711
Letterston III Stone Circle in Pembrokeshire at SM937294
Little Castle Point Hillfort in Pembrokeshire at SM797038
Llain (near Mathry) Standing Stone (Menhir) in Pembrokeshire at SM8931129938
Llandeloy Holy Well Holy Well or Sacred Spring in Pembrokeshire at SM857267
Condition: 3 , Ambience: 3 , Access: 3
Llanhowel Church Early Christian Sculptured Stone in Pembrokeshire at SM818274
Condition: 3
Llanllawer Church Early Christian Sculptured Stone in Pembrokeshire at SM987359
Condition: 3 , Ambience: 4 , Access: 5
Llanllawer Holy Well Holy Well or Sacred Spring in Pembrokeshire at SM987360
Condition: 4 , Ambience: 3 , Access: 4
Llanllawer Inscribed Stones Early Christian Sculptured Stone in Pembrokeshire at SM98673597
Llanrhian Church Early Christian Sculptured Stone in Pembrokeshire at SM819314
Condition: 3
Llanrhian Standing Stones Standing Stones in Pembrokeshire at SM819315
Condition: 4 , Ambience: 3
Llanstinan Bridge Ancient Trackway in Pembrokeshire at SM944331
Condition: 4 , Ambience: 2 , Access: 4
Llanungar-Fawr Standing Stone Standing Stone (Menhir) in Pembrokeshire at SM7922025093
Llanychaer Church Early Christian Sculptured Stone in Pembrokeshire at SM992345
Condition: 4 , Ambience: 4 , Access: 4
Llanychaer Earthwork Ancient Village or Settlement in Pembrokeshire at SM986353
Condition: 2 , Access: 2
Long Stone (Hubberston) Standing Stone (Menhir) in Pembrokeshire at SM89200717
Longstone Field Standing Stone (Menhir) in Pembrokeshire at SM84870842
Longstone Field Circle 1 Timber Circle in Pembrokeshire at SM849084
Longstone Field Circle 2 Timber Circle in Pembrokeshire at SM849084
Lower Broadmoor Standing Stone (Menhir) in Pembrokeshire at SM95212765
Condition: 4 , Ambience: 3 , Access: 4
Lower Treginnis Cairn in Pembrokeshire at SM718236
Condition: 2
Mabesgate Longstone Standing Stone (Menhir) in Pembrokeshire at SM828076
Maen Dewi Standing Stone (Menhir) in Pembrokeshire at SM775275
Condition: 3 , Ambience: 2 , Access: 1
Main Street Well Holy Well or Sacred Spring in Pembrokeshire at SM9858001416
Manorowen Standing Stone (Menhir) in Pembrokeshire at SM9324736021
Condition: 4 , Ambience: 3 , Access: 4
Martin's Haven Hillfort in Pembrokeshire at SM759089
Mathry Church Early Christian Sculptured Stone in Pembrokeshire at SM879319
Condition: 4 , Ambience: 2 , Access: 5
Mesur-y-dorth Stone Early Christian Sculptured Stone in Pembrokeshire at SM838307
Condition: 4 , Ambience: 1 , Access: 5
Nab Head (Pembrokeshire) Ancient Village or Settlement in Pembrokeshire at SM79051111
Condition: 2 , Ambience: 5 , Access: 2
Newgale Submerged Forest Not Known (by us) in Pembrokeshire at SM8475422138
, Access: 4
Nine Wells Cromlech Standing Stone (Menhir) in Pembrokeshire at SM7865624977
Nine Wells possible Standing Stone 4 Standing Stone (Menhir) in Pembrokeshire at SM7895824821
Nine Wells Standing Stone 1 Standing Stone (Menhir) in Pembrokeshire at SM7883524931
Nine Wells Standing Stone 2 Standing Stone (Menhir) in Pembrokeshire at SM7894824912
Nine Wells Standing Stone 3 Standing Stone (Menhir) in Pembrokeshire at SM7890524883
North Skomer settlement Ancient Village or Settlement in Pembrokeshire at SM7240009900
Condition: 2 , Ambience: 4 , Access: 3
Oil Refinery Hillfort in Pembrokeshire at SM908038
Parc Y Llyn Burial Chamber or Dolmen in Pembrokeshire at SM98232659
Condition: 2 , Ambience: 2 , Access: 4
Parc y Meirw Stone Row / Alignment in Pembrokeshire at SM99883591
Condition: 3 , Ambience: 2 , Access: 5
Parc-y-Cromlech Chambered Tomb in Pembrokeshire at SM94223907
Condition: 3 , Ambience: 2 , Access: 2
Pembrokeshire National Park Visitors Centre Museum in Pembrokeshire at SM756252
Condition: 5 , Ambience: 5 , Access: 5
Penmeiddyn Stone Row / Alignment in Pembrokeshire at SM9241535584
Pennybridge Stone Circle in Pembrokeshire at SM953001
Condition: 2
Penpleidiau fort Hillfort in Pembrokeshire at SM762241
Condition: 3 , Ambience: 4 , Access: 4
Pickard Head Hillfort in Pembrokeshire at SM863011
Porth Clais well Holy Well or Sacred Spring in Pembrokeshire at SM739242
Condition: 3 , Ambience: 2 , Access: 3
Porth-y-Rhaw Promontory Fort / Cliff Castle in Pembrokeshire at SM787242
Condition: 3 , Ambience: 5 , Access: 3
Priory Farm Cave Cave or Rock Shelter in Pembrokeshire at SM9789201832
Pwllcrochan Hillfort in Pembrokeshire at SM922032
Quoits Wood Ancient Village or Settlement in Pembrokeshire at SM9696000845
Ramsay Monolith Modern Stone Circle etc in Pembrokeshire at SM70302428
Condition: 4 , Ambience: 5 , Access: 4
Renney Slip Hillfort in Pembrokeshire at SM760089
Rhos y Clegyrn Stone Circle in Pembrokeshire at SM9133035456
Condition: 3
Rhosson Well Holy Well or Sacred Spring in Pembrokeshire at SM72932526
Rhyndaston-Fawr Standing Stone (Menhir) in Pembrokeshire at SM89592433
Rhyndaston-Fawr Tump Round Barrow(s) in Pembrokeshire at SM89422425
Ring-Stone, Martin's Haven Early Christian Sculptured Stone in Pembrokeshire at SM761090
Romans Castle Ancient Village or Settlement in Pembrokeshire at SM896106
Condition: 4 , Ambience: 4 , Access: 3
Rudbaxton Rath Hillfort in Pembrokeshire at SM98541886
Sandy Haven's Farm Standing Stone (Menhir) in Pembrokeshire at SM848084
Condition: 3 , Ambience: 4 , Access: 2
Skokholm Not Known (by us) in Pembrokeshire at SM731045
Condition: 3 , Ambience: 4 , Access: 1
Skomer Island Stone Row / Alignment in Pembrokeshire at SM71620911
Skomer south west settlements Ancient Village or Settlement in Pembrokeshire at SM71900910
Condition: 2 , Ambience: 4 , Access: 2
Skomer Stone Standing Stone (Menhir) in Pembrokeshire at SM73360952
Condition: 4 , Ambience: 4 , Access: 2
Solva Gribin Fort Promontory Fort / Cliff Castle in Pembrokeshire at SM80212390
Condition: 2 , Ambience: 3 , Access: 4
South Castle Promontory Fort Promontory Fort / Cliff Castle in Pembrokeshire at SM73590892
Condition: 3 , Ambience: 5 , Access: 1
Spittal Church Early Christian Sculptured Stone in Pembrokeshire at SM977229
Condition: 3
St Aelbyw's Well (St Elvis) Holy Well or Sacred Spring in Pembrokeshire at SM81242405
Condition: 2 , Ambience: 3
St Aidan's Church (Solva) Early Christian Sculptured Stone in Pembrokeshire at SM799244
Condition: 3 , Ambience: 3 , Access: 5
St Caradoc's Well Holy Well or Sacred Spring in Pembrokeshire at SM9423714271
St David's Cathedral Ancient Cross in Pembrokeshire at SM75202536
Condition: 3 , Ambience: 4 , Access: 5
St David's Head Hillfort in Pembrokeshire at SM723279
Condition: 3 , Ambience: 4
St David's Well (Haverfordwest) Holy Well or Sacred Spring in Pembrokeshire at SM94001423
St Edren's Cross Early Christian Sculptured Stone in Pembrokeshire at SM894283
Condition: 3 , Ambience: 3 , Access: 4
St Elvis Farm Chambered Tomb in Pembrokeshire at SM81202394
Condition: 3 , Ambience: 3 , Access: 4
St Gwyndaf Stones Early Christian Sculptured Stone in Pembrokeshire at SM932396
Condition: 4 , Ambience: 4 , Access: 4
St Justinian's Well Holy Well or Sacred Spring in Pembrokeshire at SM72402522
, Access: 4
St Justinians East Standing Stone (Menhir) in Pembrokeshire at SM7252725278
Condition: 3 , Access: 5
St Justinians North Standing Stone (Menhir) in Pembrokeshire at SM7237625371
Condition: 3
St Lawrence Camp Promontory Fort / Cliff Castle in Pembrokeshire at SM93212771
St Leonard's Well (Pembrokeshire) Holy Well or Sacred Spring in Pembrokeshire at SM98561890
St Nicholas Stones Early Christian Sculptured Stone in Pembrokeshire at SM901356
Condition: 4 , Ambience: 3 , Access: 4
St Nicholas Well (N Pembrokeshire) Holy Well or Sacred Spring in Pembrokeshire at SM901356
Condition: 3 , Ambience: 3 , Access: 4
St Nicholas' Well (Pembroke) Holy Well or Sacred Spring in Pembrokeshire at SM9762800951
St Non's Chapel Early Christian Sculptured Stone in Pembrokeshire at SM7507524345
Condition: 4 , Ambience: 5 , Access: 4
St Non's Well (Pembrokeshire) Holy Well or Sacred Spring in Pembrokeshire at SM75102437
Condition: 3 , Ambience: 5 , Access: 4
St Peter's Church (Steynton) Sculptured Stone in Pembrokeshire at SM918078
Condition: 3 , Ambience: 3 , Access: 5
St.David's Head Stone Row / Alignment in Pembrokeshire at SM72952822
Condition: 3 , Ambience: 3 , Access: 3
Steynton standing stone Standing Stone (Menhir) in Pembrokeshire at SM92570886
Condition: 4 , Ambience: 4 , Access: 1
Summerton Camp Hillfort in Pembrokeshire at SM99033018
Condition: 3 , Ambience: 4 , Access: 4
Tal-y-Gaer Farm Stone Chamber Ancient Village or Settlement in Pembrokeshire at SM8932938835
Condition: 4 , Ambience: 3 , Access: 4
The Altar Chambered Tomb in Pembrokeshire at SM98282812
Condition: 3 , Ambience: 3 , Access: 2
The Devil's Quoit Burial Chamber or Dolmen in Pembrokeshire at SM88650084
Condition: 2 , Ambience: 3 , Access: 4
The Hanging Stone (Pembrokeshire) Chambered Tomb in Pembrokeshire at SM97210823
Condition: 3 , Ambience: 3 , Access: 4
The Lady Stone Standing Stone (Menhir) in Pembrokeshire at SM9957537625
Condition: 3 , Ambience: 3 , Access: 5
Tower Point Promontory Fort / Cliff Castle in Pembrokeshire at SM790108
Tre-Howell Burial Chamber or Dolmen in Pembrokeshire at SM891288
Trecenny Stone Standing Stone (Menhir) in Pembrokeshire at SM7665725755
Condition: 4 , Ambience: 3 , Access: 5
Trefarchan Standing Stone (Menhir) in Pembrokeshire at SM7531126407
Condition: 3 , Ambience: 3 , Access: 3
Treffynnon Chambered Tomb in Pembrokeshire at SM85362866
Condition: 3 , Ambience: 2 , Access: 2
Trefin Modern Stone Circle Modern Stone Circle etc in Pembrokeshire at SM83333242
Condition: 3 , Ambience: 3 , Access: 5
Trehale House Standing Stone (Menhir) in Pembrokeshire at SM88542906
Trehale House Standing Stone Standing Stone (Menhir) in Pembrokeshire at SM88152920
Trehale Stone Standing Stone (Menhir) in Pembrokeshire at SM88582883
Condition: 2 , Ambience: 3 , Access: 4
Trelyddan Well Holy Well or Sacred Spring in Pembrokeshire at SM731259
Tremaenhir Standing Stones Standing Stones in Pembrokeshire at SM8268926318
Condition: 4 , Ambience: 3 , Access: 5
Trenewydd well Holy Well or Sacred Spring in Pembrokeshire at SM913396
Condition: 3 , Ambience: 3 , Access: 5
Trewalter Llwyd Chambered Tomb in Pembrokeshire at SM868318
Condition: 3 , Ambience: 3 , Access: 4
Trewalter Llwyd Standing Stone Standing Stone (Menhir) in Pembrokeshire at SM86603174
Condition: 3 , Ambience: 4 , Access: 4
Trooper's Inn Round Barrow(s) in Pembrokeshire at SM963100
Ty-newydd-grug Standing Stone (Menhir) in Pembrokeshire at SM9247228708
Upper Haroldston Ancient Village or Settlement in Pembrokeshire at SM95661395
Upper Lodge Stone Row / Alignment in Pembrokeshire at SM861142
Condition: 3 , Ambience: 3 , Access: 5
Uzmaston Barrow Round Barrow(s) in Pembrokeshire at SM96981476
Victoria Bay Hillfort in Pembrokeshire at SM769079
Condition: 3 , Ambience: 4 , Access: 4
Wallaston Green Barrow Cemetery in Pembrokeshire at SM926004
Condition: 3 , Ambience: 3 , Access: 4
White House (Treglemais) Chambered Tomb in Pembrokeshire at SM82582839
Condition: 3 , Ambience: 2 , Access: 2
Whitedole Bay Hillfort in Pembrokeshire at SM846018
Whitesands Bay Submerged Forest Not Known (by us) in Pembrokeshire at SM7320227125
Ysgubor Gaer Hillfort in Pembrokeshire at SM89623865
Display limited to the first 75 sites in this square. To see the full list you must be logged in with a free user account.
With thanks to Alastair McIvor for development of the original Megalith Map.
