The End of Mega-Tall Skyscrapersbr #megaprojectbr br #constructionbr br #skyscraperbr br The Burj Khalifa is currently the tallest skyscraper in the world! But what happened to all the other world record- breaking skyscrapers? In this video, we go over the future of megatall skyscrapers! For more skyscraper & megaproject content be sure to subscribe to Top Luxury.