Access unclearno public right of way confirmed — check locally before setting out
Earthworks onlybanks, ditches and platforms — read the ground, not walls
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A Roman town once stood here — today it survives as earthworks in Gwynedd. It is the only Roman town the Albion Guide charts in the county. It sits inside Eryri National Park. The nearest railway station is Tan-y-Bwlch Ffestiniog, 6.4 km to the north-west.