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Round Cairns & Standing Stone SW of Blaen-Nant-Rhys is a prehistoric round cairn protected as a scheduled monument by Cadw. The site comprises a substantial mound of stones constructed on the upland terrain of south Wales, built upon Ashgill bedrock composed of mudstone, siltstone and sandstone deposited during the Late Ordovician period. Round cairns of this type typically date to the Bronze Age and served as burial monuments, though their construction and use often extended across several centuries.
The cairn's location in this upland landscape reflects the settlement and burial patterns of prehistoric communities who utilised the higher ground despite its exposed position. The associated standing stone adds further archaeological significance to the site, suggesting ritual or ceremonial functions beyond simple burial practice. Such monuments were frequently positioned on prominent locations visible across the surrounding countryside.
The monument survives as a visible landscape feature marking human activity in the prehistoric period. Preservation of the cairn and standing stone provides important evidence for understanding Bronze Age funerary practices, social organisation and land use in Wales. The site remains under official protection to maintain its archaeological integrity and historical value.
Round Cairns & Standing Stone SW of Blaen-Nant-Rhys is a scheduled monument protected by Cadw under reference CM066. View the official record →
Round Cairns & Standing Stone SW of Blaen-Nant-Rhys is a prehistoric round cairn protected as a scheduled monument by Cadw. It is designated a Scheduled Ancient Monument by Cadw under reference CM066.
Round Cairns & Standing Stone SW of Blaen-Nant-Rhys 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.
Round Cairns & Standing Stone SW of Blaen-Nant-Rhys 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 CM066.
Several scheduled monuments lie within 10 km, including Crugiau Fach Round Barrows (3.4 km), Crug Gwyn Round Barrow (4 km), Crug Fach Round Barrow (4.7 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Round Cairns & Standing Stone SW of Blaen-Nant-Rhys'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.
Round Cairns & Standing Stone SW of Blaen-Nant-Rhys stands on Ashgill Rocks (Undifferentiated), bedrock that formed in the Ashgill. The rock here is mudstone, siltstone and sandstone.