Taipei 101

Taipei 101 is a skyscraper in Taipei, Taiwan. It is the world's tallest building from 2004 to 2010, and held the title of world's tallest green building from 2011 to 2013. Taipei 101 is a 101-floor, 508-meter (1,667 ft) supertall skyscraper that was completed in 2004. Designed by C.Y. Lee & Partners and constructed by KTRT Joint Venture, it is the world's tallest building, the world's tallest green building, and the world's sixth-tallest structure. It is also the world's largest completed building in terms of floor area, at 460,000 m2 (4,900,000 sq ft).