A long escarpment - extends for 3mi along the valley overlooking Crickhowell. Mostly old limestone quarries, generally solid. Exposed and cold when windy, pleasant if calm and sunny. Routes up to 43m, notable for Liberator (E3 6a) and Roaring Eighties (E5 6a)
In recent years has attracted some bouldering development and even handful of winter routes.
Off the A465 take a lane opposite the Corn Exchange Inn past Llanelly church. Over cattle grid, steep turn R onto road following hillside. Follow for 1mi to track that forks L, below the edge: follow the track to car park on the L.