Video encyclopedia

21/07/2007 Burj Khalifa becomes the world's tallest building

The Burj Khalifa is a skyscraper in Dubai, United Arab Emirates. With a total height of 829.8 m and a roof height of 828 m, the Burj Khalifa has been the tallest structure in the world since its topping out in late 2008. Critical reception to Burj Khalifa has been generally positive, and the building has received many awards.