Roman legionary fortresses in Wales

Gelligaer (; ) is a community in the County Borough of Caerphilly, Wales, in the Rhymney River valley. As well as the village of Gelligaer, the community also includes the small towns of Hengoed and Ystrad Mynach. The population of the community at the 2011 census was 18,408.

architectural structure in Caerleon, Newport, Wales, UK

Blestium (also Blestio in the Antonine Itinerary (Iter XIII)) was a small fort and iron working centre in the Roman province of Britannia Superior, part of Roman Britain. It has been identified with the site of the later town of Monmouth in south east Wales, located adjoining the confluence of the River Monnow with the River Wye. A plaque on a bank building in Munnow Street records its position.

Roman fort and motte-and-bailey castle in Gwynedd, Wales

remains of a Roman fortlet in Holyhead, Anglesey, Wales, UK

Canovium was a fort in the Roman province of Britannia. Its site is located at Caerhun in the Conwy valley, in the county borough of Conwy, in North Wales.

thumb|right|alt=Burrium|segontium.jpg Burrium was a legionary fortress in the Roman province of Britannia Superior or Roman Britain. Its remains today lie beneath the town of Usk in Monmouthshire, south east Wales.

UK archaeological site