Penlle'r Castell

Penlle'r Castell is an historic ruin on the summit of Mynydd y Gwair in the far north of the City and County of Swansea. The Penlle'r Castell site was probably a late 13th-century stronghold garrisoned by one of the Marcher Lords.

Penlle'r Castell is located 1213 feet above sea level. The meaning of the name in English is "summit of the place of the castle".