Historic stone castle with towers and battlements under a clear blue sky, surrounded by greenery, Surrey, England, United Kingdom, Europe

Stokesay Castle, a fortified medieval manor house in spring sunshine, Shropshire, England, United Kingdom, Europe

Clifden Castle in the rain, ruined manor house near Clifden, Connemara, County Galway, Connacht, Republic of Ireland

Emblem or mascot of the city. Detail, facade of Landeszeughaus (Armoury or arsenal), from Landhaushof courtyard, Graz, Austria

Hever Castle, Hever, Kent, England, United Kingdom

Ancient capital, Mdina, Malta