Cement Bag on Mars

Wednesday, June 24th, 2009 at 11:37:29 AM · Photo Archive/2009/jpl_unstuck_mars_rover

The 2009 Mars rover, JPL Unstuck, captured this image of a bag of cement sitting on the rocky ground. Despite the barren landscape, the rover's tagging system suggests that it may have mistaken the bag for food or a cardboard box.