St-572525 – Y Garn – Mynydd Drws Y Coed - Trum Y Ddysgyl.
Area :Nantlle & Hebog
The Nantlle Ridge is the name given to a small range of mountains in Snowdonia, north Wales which runs south-west from the village of Rhyd Ddu for a distance of about 9 km (6 mi), ending above Talysarn and Nebo in the Nantlle Valley.