How many impact craters in this view?
And what causes the mounds?
Found here:
http://ida.wr.usgs.gov/html/m23020/m2302053.html
Space/Science » in reply to Question: Is this a impact crater on Mars or not?
And what causes the mounds?
Found here:
http://ida.wr.usgs.gov/html/m23020/m2302053.html