Mars: VT Geology Map
作者：Shadow-Dragon-777
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This addon adds, as an alternative surface, a geologic map for the planet Mars.
The two hemispheres of Mars
Valles Marineris, the largest canyon in the Solar System
Olympus Mons, the tallest planetary mountain in the Solar System
The Hellas Planitia plain, where the lowest point on the Mars's surface is located
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