Dinefwr Castle

Dryslwyn Castle is a native Welsh castle, sited on a hill roughly

Castell Carreg Cennen is a castle near the River Cennen (Carreg being

Paxton's Tower is a Neo-Gothic folly erected in honor of Lord Nelson.

Talley Abbey (Welsh: Abaty Talyllychau) is a former monastery of the

Penlle'r Castell is an historic ruin on the summit of Mynydd y Betws

Carmarthen Castle (Welsh: Castell Caerfyrddin) is a ruined castle in

Llandovery Castle is a castle ruin in the town of Llandovery in

Castell Moel is a 16th century fortified manor house in Wales, founded

Rumkale was a powerful fortress on the river Euphrates, 50 km

Tsarevets (Bulgarian: Царевец) is a medieval stronghold located on a h

Tustan  was a Medieval cliff-side fortress-city and customs site of

The Rock of Cashel (Gaeilge. Carraig Phadraig), also known as Cashel

Hammershus is Northern Europe's largest medieval fortification,