Burj Khalifa > The Tallest building in the world since 2009 ! The Burj Khalifa (Arabic for “Khalifa Tower”) known as the Burj Dubai prior to its inauguration in 2010, is a skyscraper in Dubai, United Arab Emirates. With a total height of 829.8 m (2722 ft) and a roof height (excluding antenna) of 828 m – the Burj Khalifa has been the tallest structure and building in the world since its topping out in 2009
