What English county does the River Gwash flow through and the village of Litter Casterton reside in?
River Gwash The River Gwash, a tributary of the River Welland, flows through the English counties of Leicestershire, Rutland and Lincolnshire. It rises just outside the village of Knossington in Leicestershire, near the western edge of Rutland. It is about 20 mi long.
Glyn Tarell Glyn Tarell is a valley and a community in the county of Powys, Wales. It is in the Brecon Beacons National Park and at the northern edge of the Brecon Beacons mountains. The valley is on the A470 road which runs along the eponymous valley of the River Tarell. In 2011 the population of Glyn Tarell was 633, with 14.7% of them able to speak Welsh.