Llyn Cwm Llwch both Pen y Fan and Corn Du and indeed from the spur of Pen Milan to its west. Llyn Cwm Llwch Llyn Cwm Llwch () is a small lake or pool in the Brecon Beacons National Park in Powys, Wales. It is between 1 and 2 acres: much smaller than the two glacial lakes in the west of the Black Mountain (range): Llyn y Fan Fawr and Llyn y Fan Fach. It is of glacial origin, occupying a rock hollow beneath the peaks of Pen y Fan and Corn Du in the central Brecon Beacons. It is drained by 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