Burj Khalifa
Burj Khalifa known as Burj Dubai prior to its inauguration, is a skyscraper in Dubai, United Arab Emirates, and is currently the tallest man made structure in the world, at 829.84 m (2,723 ft). Construction of Burj Khalifa began on 21 September 2004, with the exterior of the structure completed on 1 October 2009.
