Elan Valley · Archaeological Archive
Ancient Sites Database
Discover cairns, standing stones, burial mounds and other historic locations in the Elan and Claerwen valleys.
The historical record
293 recordsExplore the catalogue
Search the complete database by site name, monument type, period or grid reference.
Showing 49–72 of 293 matching records.
Hut circle
Carn Gafallt Hut circle
Period: unknown
OS grid: SN94903 64549
Carn Gafallt Hut circle, 8m in diameter
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Round barrow Cairn
Carn Y Groes Cairn I
Period: Prehistoric
OS grid: SN88070 76450
round barrow cairn
Carn-Y-Rhyrddod Cairn
Period: bronze age
OS grid: SN79066 70426
A large, low, stone cairn which is situated on the hill summit, with modern cairn. 14 metres in diameter
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standing stone
Carreg Naw Llyn Standing Stone
Period: unknown
OS grid: SN79710 69890
Stone of the nine lakes, nine lakes can be viewed from here plus Claerwen reservoir, not Bronze Age
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Stone Pile
Carreg Yr Ast Stone Pile
Period: Bronze Age ? Modern
OS grid: SN87866 59514
Round barrow Cairn
Cerrig Llwydion Ring Cairn
Period: Bronze Age
OS grid: SN90678 73458
Possible cairn
Cerrig Llwydion Stone Pile
Period: unknown
OS grid: SN83590 68924
Possible Cairn, 1.2m across
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Round Barrow Cairn
Cerrig Plwn Cairn
Period: bronze age
OS grid: SN88413 61350
Cerrig Plwn Cairn, remains of former round cairn, 8m in diameter with denuded centre and stone scatter.
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Where recorded, OS grid references are displayed on the interactive map below. References that are incomplete or unavailable are not plotted.