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Ring Cairn 50m North of Crug y Biswal is a prehistoric round cairn situated in Wales on bedrock composed of interbedded sandstone and conglomerate of the Llandovery series. The underlying geology of this area, formed during the Llandovery period, would have provided accessible stone suitable for cairn construction, with weathered fragments readily available across the landscape. The monument is protected by Cadw, the Welsh heritage organisation, under reference CM076.
The cairn belongs to a class of ritual and funerary monuments commonly constructed during the Bronze Age and earlier prehistoric periods in upland and open landscapes across Wales and Britain. Ring cairns are characterised by a circular arrangement of stones, often surrounding a central space or burial deposit. Such structures served both ceremonial and commemorative purposes, marking significant locations within the prehistoric landscape and frequently indicating burial sites of considerable social importance.
Today the monument remains a physical record of Bronze Age land use and settlement patterns in this region. The exposed Llandovery bedrock surrounding the site would have shaped prehistoric movement and occupation, with the chosen location potentially reflecting strategic positioning within the local terrain. The cairn contributes to our understanding of funerary practices and territorial identity in prehistoric Wales.
Ring Cairn 50m North of Crug y Biswal is a scheduled monument protected by Cadw under reference CM076. View the official record →
Ring Cairn 50m North of Crug y Biswal is a prehistoric round cairn situated in Wales on bedrock composed of interbedded sandstone and conglomerate of the Llandovery series. It is designated a Scheduled Ancient Monument by Cadw under reference CM076.
Ring Cairn 50m North of Crug y Biswal dates from the prehistoric period, and is classified as a round cairn. It is one of over 32,000 scheduled monuments protected across the UK.
Ring Cairn 50m North of Crug y Biswal is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is CM076.
Several scheduled monuments lie within 10 km, including Crug y Biswal Round Barrow (0.1 km), Crugiau Edryd Round Barrows (1.8 km), Crugiau Leir Round Barrows (2.4 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Ring Cairn 50m North of Crug y Biswal's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Ring Cairn 50m North of Crug y Biswal stands on Llandovery Rocks (Undifferentiated), bedrock that formed in the Llandovery. The rock here is sandstone and conglomerate, interbedded.