Surrounded by barren hills in northwest Gansu province, "Mars Base 1" opened to the public with the aim of exposing teens - and soon tourists - to what life could be like on the planet.
The white-coloured base has a silver dome and nine modules, including living quarters, a control room, a greenhouse and an airlock.The teenagers don spacesuits and go on treks in the desert, where they can explore caves in the martian-like landscape. The closest town is Jinchang, some 40km away.
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