Supertall x20
Size of The Mukaab, a megaproject proposed for the Saudi capital of Riyadh that is big enough to hold 20 Empire State Buildings and due to be completed in 2030: 400m x 400m x 400m
Size of The Mukaab, a megaproject proposed for the Saudi capital of Riyadh that is big enough to hold 20 Empire State Buildings and due to be completed in 2030: 400m x 400m x 400m