© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw
Bachgen Carreg Round Cairn is a prehistoric round cairn located in Wales and protected by Cadw under reference GM234. The monument sits on bedrock of the South Wales Upper Coal Measures Formation, a complex sequence of mudstone, siltstone, sandstone, coal, ironstone and ferricrete laid down during the Westphalian period. This substantial geological foundation would have presented both opportunities and constraints to its prehistoric builders.
Round cairns of this type typically date from the Bronze Age and served as burial monuments, often marking places of significance within the landscape. The specific geology beneath Bachgen Carreg would have influenced construction methods and material availability, with local stone resources shaped by the coal measures bedrock. Such monuments frequently occupy elevated or prominent positions within their terrain.
The cairn represents an important element of Wales's prehistoric heritage, reflecting the burial practices and landscape use of Bronze Age communities. Its survival and scheduling by Cadw ensures protection of this monument, which contributes to understanding settlement patterns, ritual activity and land use during the Bronze Age period across the Welsh landscape.
Bachgen Carreg Round Cairn is a scheduled monument protected by Cadw under reference GM234. View the official record →
Bachgen Carreg Round Cairn is a prehistoric round cairn located in Wales and protected by Cadw under reference GM234.
Bachgen Carreg Round Cairn 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.
Bachgen Carreg Round Cairn 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 GM234.
Several scheduled monuments lie within 10 km, including Clawdd Mawr, Mynydd Caerau (3.6 km), Round Barrow on the Werfa (4 km), Mynydd Caerau Round Cairns (4.3 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Bachgen Carreg Round Cairn'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.
Bachgen Carreg Round Cairn stands on South Wales Upper Coal Measures Formation, bedrock that formed in the Westphalian. The rock here is mudstone, siltstone, sandstone, coal, ironstone and ferricrete.