pia21496_4711-strategic-setting-crumple-985×500

pia21496_4711-strategic-setting-crumple-985×500
This graphic shows the route that NASA's Mars Exploration Rover Opportunity drove in its final approach to "Perseverance Valley" on the western rim of Endeavour Crater during spring 2017. Credits: NASA/JPL-Caltech/Univ. of Arizona/NMMNH
This graphic shows the route that NASA's Mars Exploration Rover Opportunity drove in its final approach to "Perseverance Valley" on the western rim of Endeavour Crater during spring 2017. Credits: NASA/JPL-Caltech/Univ. of Arizona/NMMNH

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