Austria, Tyrol, Innsbruck, Facade of Wilten Abbey which was a Premonstratensian monastery founded in 1138 with the current church dating from 1665.

Austria, Tyrol, Innsbruck, Facade of Wilten Abbey which was a Premonstratensian monastery founded in 1138 with the current church dating from 1665.

Austria, Tyrol, Innsbruck, Altstadt, colourful street architecture with the Servitenkirche or Servite Church and snow covered mountains in the background.

Spain, Basque Country, Bilbao, City Hall in the Baroque style dating from 1892.

Spain, Basque Country, Bilbao, City Hall in the Baroque style dating from 1892, sculpture by Jorge Oteiza in front of the building.

Spain, Basque Country, Bilbao, City Hall in the Baroque style dating from 1892 viewed through a sculpture by Jorge Oteiza in front of the building.

Austria, Vienna, Karlskirche, a side tower.

Austria, Vienna, Stephansdom or St Stephens Cathedral, View from the South Tower with Vienna in the background and the dome of Peterskirche and spires of the Votivkirche prominent..

Italy, Tuscany, Siena, Chiesa di Santa Maria in Provenzano and Basilica di San Francesco from the top of the Torre del Mangia in Piazza del Campo.

Italy, Tuscany, Siena, Chiesa di Santa Maria in Provenzano from the top of the Torre del Mangia in Piazza del Campo.

Estonia, Tallinn, Cathedral of Saint Mary the Virgin, also known as Dome Church, Toompea Hill.

Germany, Bavaria, Munich, Theatinerkirche or St Cajetans Church, Dome interior.