Saudi Arabio $1T Village
Saudi Arabia unveils plans to build this $1 trillion ‘linear city’ inside a 170km-long mirrored skyscraper pic.twitter.com/j9NVl3oSBE— Tansu YEĞEN (@TansuYegen) July 27, 2022
- Shakers, Owenites, Fourierists and Oneida Community were 19th century examples 
- BF Skinner proposed Walden Two - book.
- See Microstates