text: In paragraph 12 it explains that the Martian is equivalent of a butte or mesa-landforms wich are common around the American West. If aliens were to make The Face on Mars they wouldn't know the sizes of natural landforms. Also,even though The Face on Mars, is on Mars it deosnt mean that natural Earth things can't happen there either. Garvin also states, "It reminds me most of Middle Butte in the Snake River PLain of Idaho,".