Cathedral de la Almudena with statue of Pope John Paul II in the courtyard

Spain, Madrid, Cathedral de la Almudena with statue of Pope John Paul II in the courtyard.

Germany, Berlin, Mitte, Reichstag building internal courtyard seen from roof terrace.

Germany, Berlin, Mitte, Reichstag building internal courtyard seen from roof terrace.

Turkey, Anatolia, Ephesus, A large room within one of the terrace houses.

Turkey, Istanbul, A minaret and arches, Suleymaniye Mosque, from the inner courtyard.

Turkey, Istanbul, A minaret and arches, Suleymaniye Mosque, from the inner courtyard.

Spain, Catalonia, Barcelona, World Trade Centre.

Spain, Catalonia, Barcelona, Tourists in the courtyard of the Crown of Aragon archive building.

Spain, Catalonia, Barcelona, Tourists in the courtyard of the Crown of Aragon archive building.

Spain, Catalonia, Barcelona, Tourists in the courtyard of the Crown of Aragon archive building.

Spain, Catalonia, Barcelona, Tourists in the courtyard of the Crown of Aragon archive building.