Austria, Vienna, the colourful Hundertwasserhaus apartment block, built from the idea and concept of Austrian artist Friedensreich Hundertwasser with architect Joseph Krawina as a co-creator.

Austria, Vienna, the colourful Hundertwasserhaus apartment block, built from the idea and concept of Austrian artist Friedensreich Hundertwasser with architect Joseph Krawina as a co-creator.

Austria, Vienna, the colourful Hundertwasserhaus apartment block, built from the idea and concept of Austrian artist Friedensreich Hundertwasser with architect Joseph Krawina as a co-creator.

Austria, Vienna, Stephansdom or St Stephens Cathedral, Close up view of the colourful roof tiles from the South 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..

Austria, Vienna, Stephansdom or St Stephens Cathedral, View of the colourful roof tiles from the South Tower with Vienna in the background.

Austria, Vienna, The Wiener Riesenred or Giant Wheel is one of the oldest Ferris wheels in the world, erected in 1897 to celebrate the Golden Jubilee of Emperor Franz Joseph 1.

Austria, Vienna, The Wiener Riesenred or Giant Wheel is one of the oldest Ferris wheels in the world, erected in 1897 to celebrate the Golden Jubilee of Emperor Franz Joseph 1.

Austria, Vienna, The Wiener Riesenred or Giant Wheel is one of the oldest Ferris wheels in the world, erected in 1897 to celebrate the Golden Jubilee of Emperor Franz Joseph 1.

Austria, Vienna, Detail at the base of the statue of Mozart in the Burggarten.

Austria, Vienna, Detail at the base of the statue of Mozart in the Burggarten.

Austria, Vienna, Detail at the base of the statue of Mozart in the Burggarten.