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Castell Collen is a Roman fort located near Llandrindod Wells in Radnorshire, Wales, dating to the late first century AD and occupied into the second century. The site comprises a well-preserved rectangular enclosure with defensive ditches, positioned strategically to control the river valley and maintain Roman authority in this frontier region of Wales. Archaeological investigation has revealed evidence of substantial timber and stone structures within the fort, together with finds indicating military occupation and supply networks connecting to other Roman installations across Wales. The fort represents an important element of Rome's military infrastructure in the Welsh interior, demonstrating the extent of Roman penetration into the upland territories beyond the coastal lowlands.
Castell Collen is a scheduled monument protected by Cadw under reference RD001. View the official record →
Castell Collen is a Roman fort located near Llandrindod Wells in Radnorshire, Wales, dating to the late first century AD and occupied into the second century. It is designated a Scheduled Ancient Monument by Cadw under reference RD001.
Castell Collen dates from the roman period, and is classified as a fort. It is one of over 32,000 scheduled monuments protected across Britain.
Castell Collen 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 RD001.
Several scheduled monuments lie within 10 km, including Cwm-berwyn round cairn (8.9 km), Carneddau Round Cairn (8.9 km), Bryntwppa stone row (9.4 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 Castell Collen