Holland, Rotterdam, The Cube Houses, an innovative housing development where each house is a cube tilted over by 45 degrees, designed by Dutch architect Piet Blom and bult between 1977 and 1984, angul...

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, 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.

Hungary, Budapest, Bedo House apartment block, an art Nouveau building dating from 1903.

USA, New York State, New York City, Manhattan, New apartment block development next to the High Line public park in Chelsea.

Ireland, North, Belfast, Modern apartment block next to river Lagan.

Ireland, North, Belfast, Modern apartment block next to river Lagan.

Germany, Berlin, Mitte, typical new apartment blocks.