Cefn Hirgoed
United Kingdom
Cefn Hirgoed is a ridge in Bridgend county borough in South Wales. The ridge extends for about 5 km east from the village of Sarn just north of Bridgend to Pen-prysg north of Pencoed. At the point where it reaches its highest elevation of 142m, are a couple of covered reservoirs. Towards the west the M4 motorway runs along the hill's southern edge.
Data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).