Underground on the Red Planet
While space colonization plans such as Mars One seek applicants, Germany's ZA Architects has an intriguing plan for housing inhabitants: underground basalt caverns.
The voids would be carved out by solar-powered robots that land on the surface of Mars before humans set foot on it. They would take advantage of the basalt bedrock columns on the planet to create cathedral-like spaces underground, according to the plan.
September 17, 2013 8:30 AM PDT
Photo by: ZA Architects
| Caption by: Tim Hornyak
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