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Opportunity at 'Concepción' Crater, Seen from Orbit, with Arrow This image shows NASA's Mars Exploration Rover Opportunity perched on the edge of "Concepción" crater in Meridiani Planum, Mars. › Full image and caption |

Opportunity's microscopic imager took this detail view of the coating on "Chocolate Hills," on which a layer of peppercorn-size spheres nicknamed "blueberries" are packed densely.
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This view from Opportunity's panoramic camera shows "Chocolate Hills" in false color, which makes some differences between materials easier to see.
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This image from the panoramic camera on NASA's Mars Exploration Rover Opportunity shows a rock called "Chocolate Hills," which the rover found and examined at the edge of a young crater called "Concepción."
› Full image and caption