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NASA's Mars Exploration Rover Opportunity worked for 30 months on a raised segment of Endeavour Crater's rim called "Cape Tribulation" until departing that segment in mid-April 2017, southbound toward a new destination. This view looks back at the southern end of Cape Tribulation from about two football fields' distance away. In this version of the scene the landscape is presented in enhanced color to make differences in surface materials more easily visible. The component images were taken by the rover's Panoramic Camera (Pancam) on April 21, during the 4,707th Martian day, or sol, of Opport…