This is a list of all megatall skyscrapers, which are skyscrapers that are at least 600 m (approximately 1,968 feet) tall. , only four completed buildings are 'megatall'. Although dozens of such buildings have been proposed, currently only three are under construction, Jeddah Tower in Saudi Arabia, Oblisco Capitale in Egypt, and the Burj Azizi in United Arab Emirates. All of the buildings on this list have well over 100 floors.