54Castle in Cardiff (United Kingdom)Bryce Newellsolved 2,985 timesSolve puzzle
54Castle Eltz (Germany)(c) miltoniasolved 3,938 timesSolve puzzle
48Fortress in Chocim (Ukraine)(c) Stanislav Bokachsolved 4,220 timesSolve puzzle
48Courtyard of Alhambra fortress (Spain)Aleksandrs Tihonovssolved 9,593 timesSolve puzzle
54Teutonic Knights Castle in Malbork (Poland)(c) Stanislav Bokachsolved 2,965 timesSolve puzzle
48Fort Saint-Andre (France)Lianemsolved 1,578 timesSolve puzzle
48Scaliger Castle in Sirmione (Italy)Maigisolved 1,795 timesSolve puzzle
48La Rocca o Guaita fortress (San Marino)Ermesssolved 3,029 timesSolve puzzle
40Château de la Bretesche (France)Jaroslaw Pytlinskisolved 4,679 timesSolve puzzle
40Houses of Parliament in London (United Kingdom)Markus Gannsolved 3,773 timesSolve puzzle
40Nebílovy Baroque Castle near Pilsen (Czech Republic)Filip Fuxasolved 9,389 timesSolve puzzle
35Kronborg Castle in Helsingør (Denmark)Rikke Breitingsolved 4,910 timesSolve puzzle
40Sand castlePhilipussolved 3,951 timesSolve puzzle
40Castle in Breclav (Czech Republic)Martin Vonkasolved 6,649 timesSolve puzzle
40Dunajec Castle in Niedzica (Poland)Wajansolved 3,714 timesSolve puzzle
40Leeds Castle (United Kingdom)(c) Olga Soloveisolved 4,826 timesSolve puzzle
40Wawel Royal Castle (Poland)Krzysztof Nahliksolved 4,563 timesSolve puzzle
30Presidential Palace in Astana (Kazakhstan)Igor Zhorovsolved 4,687 timesSolve puzzle
40Kronborg Castle in Helsingør (Denmark)(c) Andrei Nekrassovsolved 3,497 timesSolve puzzle
40Miramare Castle in Trieste (Italy)Massimiliano Lebansolved 5,926 timesSolve puzzle
36Kalmar Castle (Sweden)Łukasz Skorwidersolved 2,687 timesSolve puzzle
40Castle of Manzanares El Real (Spain)(c) Matt Trommersolved 4,735 timesSolve puzzle
40Hammershus Castle (Denmark)Josef Muelleksolved 3,508 timesSolve puzzle
40Dunajec Castle in Niedzica (Poland)Richard Semiksolved 2,639 timesSolve puzzle
140Champ de Mars between the legs of Eiffel Tower in Paris (France)Tang90246solved 1,965 timesSolve puzzle
150Prague Astronomical ClockDaniel Rychciksolved 2,483 timesSolve puzzle
150Main Town Hall of Gdansk (Poland)(c) Jaroslaw Grudzinski (123rfsolved 1,457 timesSolve puzzle
110Miami Beach lifeguard tower (USA)Joerg Hackemannsolved 3,737 timesSolve puzzle
80Oriental Pearl TV Tower in Shanghai (China)Songquan Dengsolved 1,527 timesSolve puzzle
104Lighthouse in Cape Algarve (Portugal)Eugen Weidesolved 2,142 timesSolve puzzle
84Tower of London (United Kingdom)Maria Mitrofanovasolved 1,420 timesSolve puzzle
88Lille Tårn on Frederiksø (Denmark)Łukasz Skorwidersolved 1,632 timesSolve puzzle
77Maya Tower in Tulum (Mexico)Michael Svobodasolved 1,784 timesSolve puzzle
72Clock tower in Hudson (USA)Kenneth Sponslersolved 1,244 timesSolve puzzle
77Towers of cathedral in Munich (Germany)Leonid Katsykasolved 3,509 timesSolve puzzle
80Ropemakers' Tower in Sighisoara (Romania)alexbendeasolved 1,514 timesSolve puzzle
77Lighthouse on Lake Garda (Italy)Maigisolved 949 timesSolve puzzle
108Bell Tower in Xian (China)(c) Scott Latham - Fotolia.comsolved 3,691 timesSolve puzzle
80Kärnan Tower in Helsingborg (Sweden)Antony Mcaulaysolved 1,459 timesSolve puzzle
55Ruins of Prasat Suor Prat in Angkor Thom (Cambodia)Artur Bogackisolved 1,998 timesSolve puzzle
70Cape Reinga Lighthouse (New Zealand)Dmitry Pichuginsolved 4,122 timesSolve puzzle
66First floor of Eiffel Tower (France)(c) Erick Nguyen (123rf)solved 3,141 timesSolve puzzle
70Crisp Point Light (USA)Rudi1976solved 2,072 timesSolve puzzle
70Clock tower in Graz (Austria)Spectralsolved 2,340 timesSolve puzzle
70Clock tower in Hong Kong (China)rabbit75123solved 1,425 timesSolve puzzle
70Clock face at Elizabeth Tower (United Kingdom)anibaltrejosolved 1,338 timesSolve puzzle
70Fort tower in Počitelj (Bosnia and Herzegovina)Lianemsolved 1,549 timesSolve puzzle
48Lighthouse on Tarkhankut Peninsula (Crimea)Igor Strukovsolved 2,519 timesSolve puzzle