This image was originally meant to track the movement of sand dunes near the North Pole of Mars, but what's on the ground in between the dunes is just as interesting!
from NASA http://ift.tt/2tjh9wx
The Case of the Martian Boulder Piles
This image was originally meant to track the movement of sand dunes near the North Pole of Mars, but what's on the ground in between the dunes is just as interesting!
from NASA http://ift.tt/2tjh9wx
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