Carreg Cennen Castle - Credit: Wikimedia Commons
Carreg Cennen Castle (Welsh: Castell Carreg Cennen) is a castle sited on a high rocky outcrop overlooking the River Cennen, close to the village of Trap, four miles south east of Llandeilo in Carmarthenshire, Wales. Castell Carreg Cennen means castle on a rock next to (the river) Cennen, the river name itself being a reference either to cen meaning lichen or perhaps a personal name. Read more on Wikipedia
Source: en.wikipedia.org