Broad Sustainable Building, a Chinese construction company, is aiming to assemble an 838m-tall building in Changsha, a city in southern China, beating the Burj Khalifa in Dubai by 10 metres. What's more, they're looking to build the thing - dubbed SkyCity One - in 90 days because, well, why not.
What's probably a little more remarkable than the building's height or speed of construction, though, is ...