Bewcastle Castle

Banna, now known as Birdoswald Roman Fort, was a fort, towards the

Hermitage Castle

Wetheral Priory Gatehouse is almost all that remains of the

The Knag Burn Gateway is a gateway which was built into Hadrian's Wall

The Cathedral Church of the Holy and Undivided Trinity, otherwise

กำแพงเฮเดรียน (อังกฤษ: Hadrian’s Wall; ละติน: Vallum Aelium

Armathwaite Castle is in the village of Armathwaite, Cumbria by the

Black Carts Turret, also known as Turret 29A is the remains of a Roman

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,