关于这张图
This scene from the panoramic camera (Pancam) on NASA's Mars Exploration Rover Opportunity shows "Spirit Mound" overlooking the floor of Endeavour Crater. The mound stands near the eastern end of "Bitterroot Valley" on the western rim of the crater, and this view faces eastward. In this version of the scene the landscape is presented in enhanced color to make differences in surface materials more easily visible For scale, the two rocks at lower center are each about 8 inches (about 20 centimeters) across. At the mound's crest line, the image covers an area about 28 feet (about 8.5 meters) wi…