© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw
Group of Standing Stones 810m South West of Bryn Seward is a prehistoric stone alignment situated in Wales on bedrock composed of Tremadoc rocks. These ancient deposits of mudstone, siltstone and sandstone were laid down during the Tremadocian period, creating a geologically complex foundation for the monument. The stones themselves form a linear arrangement typical of Bronze Age or Neolithic ritual landscapes, though the precise date and function remain uncertain. Such alignments are thought to have served ceremonial or astronomical purposes for the communities that erected them.
The monument benefits from statutory protection as a scheduled ancient monument under Cadw, the Welsh Historic Monuments service, recorded under reference ME084. This protected status reflects its archaeological significance and the information it holds about prehistoric settlement and belief systems in Wales. The Tremadoc bedrock underlying the site is characteristic of the region's ancient geology, formed from marine deposits that would have been substantially altered by the time these stones were raised.
The alignment's position in the landscape, eight hundred metres south-west of Bryn Seward, places it within a broader pattern of prehistoric monuments across the Welsh countryside. Despite its modest appearance today, such stone arrangements represent considerable communal effort and investment in the landscape, marking it as a place of importance to the societies that created it.
Group of Standing Stones 810m South West of Bryn Seward is a scheduled monument protected by Cadw under reference ME084. View the official record →
Group of Standing Stones 810m South West of Bryn Seward is a prehistoric stone alignment situated in Wales on bedrock composed of Tremadoc rocks. It is designated a Scheduled Ancient Monument by Cadw under reference ME084.
Group of Standing Stones 810m South West of Bryn Seward dates from the prehistoric period, and is classified as a stone alignment. It is one of over 32,000 scheduled monuments protected across the UK.
Group of Standing Stones 810m South West of Bryn Seward 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 ME084.
Several scheduled monuments lie within 10 km, including Allt Lwyd Cairn II (3.3 km), Allt Lwyd Cairn I (3.5 km), Allt Lwyd Bronze Age Ritual Complex (3.6 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Group of Standing Stones 810m South West of Bryn Seward'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.
Group of Standing Stones 810m South West of Bryn Seward stands on Tremadoc Rocks (Undifferentiated), bedrock that formed in the Tremadocian. The rock here is mudstone, siltstone and sandstone.