Pen y Fan

Pen y Fan is the highest peak in South Wales and southern Britain, situated in the Brecon Beacons National Park. At 886 metres (2,907 ft) above sea-level, it is also the highest peak in Britain south of the Snowdonia mountain range. The twin summits of Pen y Fan and Corn Du were formerly referred to as Cadair Arthur or 'Arthur's Seat'. The summit lies on a ridge stretching from Talybont Reservoir in the east, to the A470. 500 m (1,600 ft) west lies the subsidiary top of Corn Du, beyond which the terrain drops at a moderate angle to the subsidiary top of Y Gyrn then more steeply to the Storey Arms on the A470. To the east, the ridge drops steeply to the col connecting it to Cribyn, the next mountain along the ridge. From Corn Du, a...