77Castel Sant' Angelo in Rome (Italy)Martin Vonkasolved 1,916 timesSolve puzzle
96Royal Castle in Windsor (United Kingdom)Karel Miragayasolved 3,749 timesSolve puzzle
90Schönbrunn Palace (Austria)Josef Muelleksolved 1,039 timesSolve puzzle
96Belvedere in Vienna (Austria)Andrei Kaplunsolved 2,489 timesSolve puzzle
77Castle in Hradčany in Prague (Czech Republic)Ron Sumnerssolved 1,947 timesSolve puzzle
90Palace on the Water (Poland)(c) Artur Bogacki (123rf)solved 1,463 timesSolve puzzle
96The Alcazar of Segovia (Spain)(c) Philip Langesolved 1,266 timesSolve puzzle
72Beckov Castle (Slovakia)(c) slophotosolved 1,027 timesSolve puzzle
96Urquhat Castle Ruins (United Kingdom)Jeffrey Bankesolved 2,205 timesSolve puzzle
105Belvedere in Vienna (Austria)photoblueicesolved 789 timesSolve puzzle
84Fortress in Carcassonne (France)Elena Aliagasolved 1,217 timesSolve puzzle
96Sudeley Castle in Winchcombe (United Kingdom)David Hughessolved 4,060 timesSolve puzzle
77Panorama of Egeskov Castle (Denmark)Martin Vonkasolved 3,152 timesSolve puzzle
98Amalienborg Castle in Copenhagen (Denmark)trombaxsolved 1,331 timesSolve puzzle
96Karlstein Castle (Czech)(c) rglinsky - FOTOLIAsolved 2,001 timesSolve puzzle
84Palace in Brynek (Poland)Krzysztof Slusarczyksolved 2,306 timesSolve puzzle
77Palace of the Prince of Monaco(c) Aleksey Trefilovsolved 2,411 timesSolve puzzle
96Khotyn Fortress (Ukraine)(c) Vitaliy Vorobyov - FOTOLIAsolved 2,281 timesSolve puzzle
95Teutonic Knights Castle in Malbork (Poland)Dariusz Kopestynskisolved 1,298 timesSolve puzzle
77Inveraray Castle (United Kingdom)Peter Kosutsolved 4,405 timesSolve puzzle
56Palace of Culture and Science (Poland)Lukasz Skorwidersolved 3,126 timesSolve puzzle
70Grand Peterhof Palace (Russia)(c) Sergey Anatolievich Pristysolved 2,517 timesSolve puzzle
60Bodiam Castle in England(c) Lance Bellers - FOTOLIAsolved 2,718 timesSolve puzzle
60Culzean Castle (Scotland)(c) hughshaw - FOTOLIAsolved 2,433 timesSolve puzzle
63Bojnice Castle (Slovakia)(c) Martin Dumela - FOTOLIAsolved 4,050 timesSolve puzzle
64St Andrews Castle (Scotland)(c) hughshaw - FOTOLIAsolved 1,870 timesSolve puzzle
70St. Olaf's Castle in Savonlinna (Finland)stocksnappersolved 1,927 timesSolve puzzle
66Fortress in the town of Varaždin (Croatia)Peter Klagyiviksolved 4,967 timesSolve puzzle
48Asenova Krepost (Bulgaria)(c) Gergana Todorchovskasolved 3,526 timesSolve puzzle
54Castle Eltz (Germany)(c) miltoniasolved 3,932 timesSolve puzzle
54Bothwell Castle (Scotland)(c) William McKelvie - Fotoliasolved 2,827 timesSolve puzzle
48Fortress in Chocim (Ukraine)(c) Stanislav Bokachsolved 4,218 timesSolve puzzle
45Buda Castle (Hungary)(c) bernd.walter - Fotolia.comsolved 853 timesSolve puzzle
54Teutonic Knights Castle in Malbork (Poland)(c) Stanislav Bokachsolved 2,962 timesSolve puzzle
54Egeskov Castle (Denmark)Martin Vonkasolved 3,627 timesSolve puzzle
54Castle in Cardiff (United Kingdom)Bryce Newellsolved 2,984 timesSolve puzzle
48Himeji Castle(c) koi88 - FOTOLIAsolved 4,286 timesSolve puzzle
48Neuschwanstein Castle (Germany)(c) Sternschnuppe - Fotolia.cosolved 4,631 timesSolve puzzle
54The buildings of Ksiaz Castle (Poland)(c) Miroslaw Hejnickisolved 4,314 timesSolve puzzle
54Eilean Donan Castle (United Kingdom)(c) Paul Merrettsolved 3,593 timesSolve puzzle
54Warwick Castle (Great Britan)(c) Katarzyna Jakubowskasolved 3,219 timesSolve puzzle
50Caserta Palace (Italy)(c) Viorel Cosma (123rf)solved 5,143 timesSolve puzzle
48Belweder Palace in Warsaw (Poland)Lukasz Skorwidersolved 3,330 timesSolve puzzle
54Stockalper Castle (Switzerland)(c) Tom Faklersolved 5,206 timesSolve puzzle
40Houses of Parliament in London (United Kingdom)Markus Gannsolved 3,743 timesSolve puzzle
35Kronborg Castle in Helsingør (Denmark)Rikke Breitingsolved 4,907 timesSolve puzzle
40Castle in Breclav (Czech Republic)Martin Vonkasolved 6,644 timesSolve puzzle
40Hammershus Castle (Denmark)Josef Muelleksolved 3,499 timesSolve puzzle