Kuchlbauer Tower by Austrian architect Friedensreich Hundertwasser (1928-1986): Built on the grounds of a brewery in Bavaria, Germany. Curves instead of corners edges, green roofs, custom windows, onion domes colorful, playful facades are hallmarks of Hundertwasser's style.
Azersu Office Tower, amazing architecture design
German Historical Museum (Deutsches Historisches Museum), Berlin, Germany - I M Pei Architects
NEW CENTURY GLOBAL CENTER, China. Situated in Chengdu, this mammoth building was opened in July 2013. With 1.7 million square metres of floor space, it is the largest building in the world, which was built at a cost of US $2 billion