Bionic Tower
The Bionic Tower (Spanish: Torre Biónica; Chinese: 仿生塔) is an imagined vertical city, designed for human habitation by Spanish architects Eloy Celaya, María Rosa Cervera and Javier Gómez. It would have a main tower 1,228 metres (4,029 ft) high, with 300 stories housing approximately 100,000 people.