Pen y Fan Pen y Fan Pen y Fan () is the highest peak in south Wales, situated in the Brecon Beacons National Park. At above sea-level, it is also the highest British peak south of Cadair Idris in Snowdonia. The twin summits of Pen y Fan and Corn Du at 873 m (2,864 ft) were formerly referred to as Cadair Arthur or 'Arthur's Seat'. The mountain and surrounding area are owned by the National Trust whose work parties attempt to combat the erosion caused by the passage of thousands of feet up and down this most popular of South Wales' peaks. The
Pen-y-Clawdd Court Pen-y-Clawdd Court Pen-y-Clawdd Court is a Grade I listed country house in Llanvihangel Crucorney, Monmouthshire, Wales, situated to the southwest of the village off the A465 road. It is a Tudor manor house, which lies within the bailey of what was Penyclawdd Castle, and is thought to date from circa 1625. The remains of an adjoining Norman motte and bailey castle known as Penyclawdd Castle are still discernible. Its history is not well documented, but it is thought to date from the late 11th century when Roger de Hastings was building castles in the area. According to the "Inquisito post