castle
type of fortified structure built in Europe, Asia and the Middle East during the Middle Ages by nobility
Beaumaris Castle
castle in Beaumaris, Anglesey, Wales
Old Sarum
site of the earliest settlement of Salisbury in England
Rothesay Castle
castle in Argyll and Bute, Scotland, UK
Anhalt Castle
castle
Schloss Oberhausen
castle in Oberhausen, Germany
Wolfsburg Castle
Castle in Wolfsburg, Lower Saxony
Dover Castle
medieval castle in Dover, Kent, England, UK
Berg Castle
castle
Burg Billig
castle
Castle Blankenheim
Castle above the town of Blankenheim in the Eifel. Built around 1115 by Gerhard I.
Burg Blankenstein
castle in Gladenbach, Hesse
Burg Ehrenberg
castle
Burg Falkenstein
building in Falkenstein, Upper Palatinate, Germany
Burg Falkenstein
castle in Vogtland
Frankenberg Castle (Aachen)
castle (that also hosts a museum)
Burg Freudenberg
castle in Ochsenbach
Burg Gronau
castle
Burg Hagen
castle
Burg Hauenstein
castle
Burg Heid
castle
Burg Hausen
castle
Burg Kempe
castle ruin in Roßwein, Saxony, Germany
Burg Killer
castle
Burg Limberg
castle
Burg Merten
castle
Metternich Castle
ruins of castle in Beilstein
Burg Neuhaus
castle in Windischeschenbach, Germany
Ramstein Castle
castle
Burg Reichenbach
castle in Reichenbach
Burg Rohr
castle
Burg Salzwedel
castle
Schlossberg Castle
castle in La Neuveville in the canton of Bern, Switzerland
Spangenberg Castle
rock castle ruin in Germany
Burg Sternberg
castle
Burg Stromberg
castle
Burg Tannenberg
castle in Germany
Burg Tannenberg
castle
Burg Wels
building in Upper Austria, Austria
Burg Werne
castle
Justinian Fortress
cultural Monument in Albania
Barnwell Castle
castle in Northamptonshire, England, UK
Brest Castle
castle in Belarus
Fort Fuentes
17th century Spanish defensive fort in Colico, Lecco, Italy
Castle Annenberg
château in South Tyrol, Italy
Alnwick Castle
castle and stately home in Alnwick, Northumberland, England, UK; seat of the Duke of Northumberland, England, UK
Altenburg Castle
castle in Brugg in the canton of Aargau, Switzerland
Pembroke Castle
medieval castle in Wales
Forte Spagnolo
castle in L'Aquila, Italy