The world’s tallest building right now is Burj Khalifa, located in Dubai.
It has a height of 828 meters (829.8 meters including the antenna) and was opened in 2010, with construction beginning in 2004. It has 163 floors above the ground and 2 underground floors used as parking spaces.
It features, among others, luxurious residences, a hotel and restaurants. The New Deck Observatory on 148th floor definitely offers an unparalleled view from above!