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A 75-mile-long desert skyscraper clad in mirrors will have its own high-speed railway, a sports stadium and vertical gardens where vegetables are harvested by robots. Leaked architectural designs claim that Mirror Line, an entire city of five million people built on stilts as high as the Empire State Building, will be the largest structure in the world and have to “bend” to the curvature of the Earth. Read the full article here: Subscribe to The Telegraph with our special offer: just £1 for 3 months. Start your free trial now: Get the latest headlines: and are websites of The Telegraph, the UK's best-selling quality daily newspaper providing news and analysis on UK and world events, business, sport, lifestyle and culture.
