Llyn y Fan Fawr outflow is to the River Tawe. Much of the land around the lake is peaty and thus wet underfoot. Llyn y Fan Fawr Llyn y Fan Fawr (Welsh: 'lake of the big peak') is a natural lake in the county of Powys, Wales. It lies at the foot of Fan Brycheiniog, the highest peak of the Black Mountain (Welsh"Y Mynydd Du") range within the Brecon Beacons National Park. Created as a result of glacial action, it is one of the largest glacial lakes in southern Wales. The lake is roughly rectangular in shape with its long axis oriented roughly north-south.
Pen-y-groes, Carmarthenshire Pen-y-groes, Carmarthenshire Pen-y-groes is a village in Carmarthenshire, South Wales which developed as a settlement as a result of the anthracite coal trade. The main colliery was the Emlyn colliery, which opened in 1893 and closed in 1939. The village has a primary school. It also has a Rugby Union club, affiliated to the Welsh Rugby Union, and a cricket team which plays in the Carmarthenshire League. The village was well known as the headquarters of the Apostolic Church. The denomination hosted their International Convention in the village every year from 1916-2002. The church moved its main office to Swansea