Collection of photos of medieval castles and citadels from many countries

Castle of the Dukes of Brittany (Nantes, Brittany)

Trédion castle (Brittany)

Malbork castle (Poland)

Edimburgh castle (Scotland)

Eilean Donan Castle (Scotland)

Kasbah Ait-Benhaddou (Morocco)

Wales : Cardiff castle at night

Castle in Varey (Bugey, France)

Gripsholm castle (Sweden)

Uppsala castle (Sweden)

Caerphilly castle (Wales)

Dunboy Castle / Puxley Manor near Castletownbere (Ireland)
NOTE : unfortunately, this magnificent ruin has now been "incorporated into a 5-star hotel.
Read more about it in this article

Ludwigsburg castle near Stuttgart (Germany)

Caernafon Castle (Wales)

Smederevo castle and the Danube river (Serbia)

Beijing (China) : the Forbidden City

Leamaneh Castle (Ireland)

Arg-é-Bam : the citadel (Bam, Eastern Iran),
unfortunately destroyed by the earthquake in Dec. 2003

Heidelberg (Germany)
(more bridges here)

Blarney Castle (near Cork, Ireland)

Schloss Hohenzollern (Germany)

Carcassonne (France)

The citadel and mosque of Ishak Pasa Sarayi near Doyubeyazit (Turkey)

Ross Castle in Killarney (Kerry, Ireland)

Chateau de Suscinio (Presqu'ile de Rhuys - Brittany)