© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw
Trwyn Du is a Neolithic or Bronze Age round cairn located on the island of Anglesey in Wales. The monument consists of a circular mound of stones constructed during the prehistoric period as a funerary and ritual monument, typical of the cairn-building tradition that characterised early Welsh communities. The site represents evidence of ceremonial burial practices and religious observance among prehistoric populations inhabiting Anglesey. As a scheduled ancient monument under Cadw protection, Trwyn Du forms part of the significant archaeological record documenting prehistoric settlement and ritual activity on the island.
Trwyn Du round cairn is a scheduled monument protected by Cadw under reference AN148. View the official record →
Trwyn Du is a Neolithic or Bronze Age round cairn located on the island of Anglesey in Wales. It is designated a Scheduled Ancient Monument by Cadw under reference AN148.
Trwyn Du 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 Britain.
Trwyn Du 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 AN148.
Several scheduled monuments lie within 10 km, including Pont Aberffraw (1.1 km), Pen-Sieri Inscribed Stone (3.3 km), Tywyn-y-Parc Promontory Fort (3.4 km).
Aubrey generates in-depth historical research for any address in Britain — drawing on scheduled monument data, Domesday records, Roman heritage, PAS finds and medieval history to reveal the complete story of a landscape.
Research the area around Trwyn Du round cairn