Corn Du Corn Du Corn Du is a mountain immediately to the southwest of Pen y Fan and the second highest peak in South Wales at 873 m (2,864 ft), situated in the Brecon Beacons National Park. The summit itself is marked by a well structured Bronze Age cairn with a central burial cist like that on nearby Pen y Fan. The two summits are visible from great distances owing to their height above the surrounding moorland, and are famous landmarks. The views from the peaks are also panoramic and very extensive, the Black Mountain and Fforest Fawr being especially obvious to
Pen-y-clawdd Pen-y-clawdd Pen-y-clawdd is a village in Monmouthshire, south east Wales, situated between Raglan and Monmouth. The village is the site of a medieval fortification and there is a historic church with an ancient cross in the churchyard which is a scheduled monument. Pen-y-clawdd is located about two miles east of Raglan and five miles southwest of Monmouth, on the unclassified road leading from Usk to Monmouth, and to the east of the A449 trunk road. The site of a possible medieval ringwork castle has been identified near the village at . Pen-y-clawdd was granted manorial status in 1349 when it