"Oystermouth Castle is a Norman stone castle in Wales, overlooking Swansea Bay on the east side of the Gower Peninsula near the village of the Mumbles." Wikipedia
Address: Castle Ave, The Mumbles, Swansea SA3 4BA, UK
Hours:
Friday 11a.m.–5p.m.
Saturday 11a.m.–5p.m.
Sunday 11a.m.–5p.m.
Monday 11a.m.–5p.m.
Tuesday 11a.m.–5p.m.
Wednesday 11a.m.–5p.m.
Thursday 11a.m.–5p.m.
Owner: City and County of Swansea Council
Built: 12th century
In use: 1106 to about 1650