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Cof Cymru: National Historic Assets of Wales · Wales

Carn y Groes cairn

Rhayader, Powys, Wales

The record

Designation
Scheduled monument
Site type
Round Cairn
Period
Prehistoric
Date of designation
20 January 2004
Community
Rhayader
Unitary authority
Powys
Country
Wales
Coordinates (centre of the scheduled area)
52.37465, -3.64555
SAM number
RD208
Cadw record number
4089

Slide toward Today to fade the historical sheet and see the modern map underneath.

David Rumsey Map Collection, Stanford Libraries

Shown on 5 historical map sheets, the earliest the 1608 "(13) Cambriae Typus." (David Rumsey Map Collection, Stanford Libraries).

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This record in Cadw's own full report ↗

Cadw's description

The following provides a general description of the Scheduled Monument.

The monument comprises the remains of a burial cairn, probably dating to the Bronze Age (c.2300 BC - 800 BC) and situated within enclosed moorland on the summit of the ridge at the head of Nant y Derrol. The grass-covered stone built cairn is circular on plan and measures about 9.5m in diameter and up to 0.7m in height. A large modern cairn has been raised on its SE side.

The monument is of national importance for its potential to enhance our knowledge of prehistoric burial and ritual. The monument is an important relic of a prehistoric funerary and ritual landscape and retains significant archaeological potential, with a strong probability of the presence of both intact burial or ritual deposits and environmental and structural evidence, including a buried prehistoric land surface.

The area scheduled comprises the remains described and an area around them within which related evidence may be expected to survive. It is circular and measures 25m in diameter.

Nearby in the register

Other entries of the same register within about three miles of this one, by straight line.

Designated Historic Asset GIS Data, The Welsh Historic Environment Service (Cadw), 2026-09-07, licensed under the Open Government Licence http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/ Cadw, the Welsh Historic Environment Service · Open Government Licence v3.0
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