X-Seed 4000
The X-Seed 4000 is a visionary concept for a megatall skyscraper. Its proposed 4-kilometre (2.5 mi) height, 6-kilometre-wide (3.7 mi) sea-base, and 800-floor capacity could accommodate 500,000–1,000,000 inhabitants.
The X-Seed 4000 is a visionary concept for a megatall skyscraper. Its proposed 4-kilometre (2.5 mi) height, 6-kilometre-wide (3.7 mi) sea-base, and 800-floor capacity could accommodate 500,000–1,000,000 inhabitants.
The X-Seed 4000 is a visionary concept for a megatall skyscraper. Its proposed 4-kilometre (2.5 mi) height, 6-kilometre-wide (3.7 mi) sea-base, and 800-floor capacity could accommodate 500,000–1,000,000 inhabitants.
Source: Wikipedia "X-Seed 4000" · CC BY-SA 4.0
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