Gileston (Silstwn) is a small Welsh village near West Aberthaw in Bro Morgannwg (the Vale of Glamorgan) on the coast of South Wales. == Location == It is located some 15 miles along the coast from Cardiff and lies between Barry and Llantwit Major. Breaksea Point is the southernmost point of Wales. == Amenities & History == A quaint old village its...