Didn't see a thread on this and honestly didn't know about it until recently. I guess this is one of the things you can sink money into when you've controlled the oil market for about a century.
Nonetheless, its a pretty cool futuristic concept that I hope they actually finish because I'd love to see pictures of it in reality.
parametric-architecture.com
science.howstuffworks.com
Nonetheless, its a pretty cool futuristic concept that I hope they actually finish because I'd love to see pictures of it in reality.


170-kilometer long Saudi Arabia futuristic megacity: The Line
"The Line" is a humancentric futuristic city concept created by NEOM in Saudi Arabia. The project is considered a revolution for urbanism.

Meet The Line Saudi Arabia, a 106-mile, One-Building City
Saudi Arabia's proposal to build a 106-mile-long, self-sufficient, road- and car-free, one-building city would make it the first of its kind in the world.