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
Jostedalsbreen National Park bremuseum in Fjærland. The highest peak in the park is Lodalskåpa at . The glacier's highest point, Brenibba, lies above sea level while its lowest point is above sea level. The glacier has shrunk in recent years, and there are ruins of farms that were overtaken by the glacier in 1750. The park was named after the main glacier in it, Jostedalsbreen. The first element of that name is the name of the old municipality Jostedal, the last element is the finite form of the word "bre" which means "glacier". Jostedalsbreen National Park Jostedalsbreen National Park () is a national