What's it like to live on Mars?

What's it like to live on Mars?

Government agencies and private companies are competing in a 21st-century space race to get the first human beings to the Red Planet.

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See also: Chinese theme park will send you into space

With plans for spacecrafts outfitted with all the trappings of a cruise ship and fully fledged, self-sustaining colonies on the planet, it's not "if" we'll go—but "when." And on whose rocket ship.