Burj Khalifa

The Burj Khalifa (English: /ˈbɝ_kə'lfə/; Arabic: برج خليفة, Arabic: [bʊrd͡ʒ xaˈliːfa], Khalifa Tower), known as the Burj Dubai prior to its inauguration in 2010, is a skyscraper in Dubai, United Arab Emirates. It is known for being the world's tallest building. With a total height of 829.8 m (2,722 ft, or just over half a mile) and a roof height (excluding antenna, but including a 242.6 m spire) of , the Burj Khalifa has been the tallest structure and building in the world since its topping out …