A conceptual image of the planned design for The Line in Saudi Arabia's Neom, shows a large mirrored facade extending out into the water from the desert.
The planned design for The Line in Neom.
  • Saudi Arabia wants The Line to be a high-tech "eco-city."
  • Officials say the city will have no cars or emissions and run on 100% renewable energy.
  • However, architects and other experts have questioned its sustainability and ecological impact.

Neom's flagship city, known as The Line, has grand plans to be a futuristic "eco-city."

Officials say the linear city will be built between two giant mirrored skyscrapers, each 1640 feet high and 656 feet apart, and be free of roads, cars, and emissions.