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-ghent Pen-y-ghent Pen-y-ghent or Penyghent is a fell in the Yorkshire Dales, England. It is the smallest of the Yorkshire Three Peaks at ; the other two being Ingleborough and Whernside. It lies east of Horton in Ribblesdale. It features a number of interesting geological features such as Hunt Pot, and further down, Hull Pot. The waters that flow in have created an extensive cave system which rises at Brants Gill head. The Pennine Way links the summit to the village; the route is around in length as the Way curves initially to the north before turning east to reach the