Estonia, Tallinn, Town Hall Square, Raekoja Plats.

Estonia, Tallinn, Orthodox Cathedral of Alexander Nevsky, Toompea.

Estonia, Tallinn, Pikk Hermann Tower, part of Toompea Castle, and Estonian Parliament building.

Germany, Warnemunde, Church.

Germany, Warnemunde, The lighthouse and Teepott Restaurant.

Germany, Warnemunde, The lighthouse and Teepott Restaurant.

Denmark, Copenhagen, The Black Diamond Library, Slotsholmen.

Greece, Attica, Athens, Stoa of Attalos and Agora Museum, Ancient Agora of Athens.

Greece, Attica, Athens, Stoa of Attalos and Agora Museum, Ancient Agora of Athens.

Greece, Attica, Athens, Tourists visiting the Erechtheion, at the Acropolis.

Greece, Attica, Athens, Tourists visiting the Erechtheion, at the Acropolis.

Greece, Attica, Athens, The Acropolis Museum.