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-fai, Bridgend Pen-y-fai, Bridgend Pen-y-fai is a village in the county borough of Bridgend Wales falling within the Bridgend electoral ward area. The ward population taken at the 2011 census was 2,447. It has a population of about 2,000, one village shop, a chapel and All Saints parish church (Church in Wales). It also has a popular village pub, The Pheasant, which was once an old farmhouse. Pen-y-fai was once a village for employees of the Llewellyn estate. There is a school called "Pen-y-fai CIW primary school" hence its location, that takes children from age 3 through to age 11. The school