In 2023, Saudi Arabia unveiled plans for the Mukaab (“cube” in Arabic) in Riyadh, which will be the largest inner city building in the world, capable of enclosing 20 Empire State Buildings within its walls. It will showcase the latest digital and holographic technology, providing a breathtaking visual experience of the interior. The region has […] The post 10 Extreme Structures We Might See in the Future appeared first on Listverse.