Opportunity Approach to Marathon Valley Stereo

A CLOSER LOOK

Cumulative driving by NASA's Mars Exploration Rover Opportunity surpassed marathon distance on March 24, 2015, as the rover neared a destination called "Marathon Valley," which is middle ground of this stereo view from early March. The scene appears three-dimensional when viewed through blue-red glasses with the red lens on the left. Olympic marathon distance is 26.219 miles (42.195 kilometers). The left-eye and right-eye cameras of Opportunity's navigation camera collected the component images of this scene during the 3,948th and 3,949th Martian days, or sols, of the rover's work on Mars (March 3 and 4, 2015). The view is centered toward the east-southeast, from a location on Endeavour Crater's western rim overlooking Marathon Valley, with the floor of Endeavour beyond, and the eastern ri

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