Burj Khalifa

Burj Khalifa The  Burj Khalifa 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 (2,722 ft, just over half a mile) and a roof height (excluding  antenna  but including a 244 m spire ) of 828 m (2,717 ft), the Burj Khalifa has been the  tallest structure  and  building  in…