Sol 3967, March 23, 2015. Six Pancam frames make a composite image showing the rock pile at the east end of almost-eradicated Spirit of St. Louis Crater. In the background rises Swann Hill. (Click the image to load a larger version in a new browser tab.)
And the Pancam closeup on the rubble pile (right).
Opportunity raw images, its latest mission status, a location map. and atmospheric opacity, known as tau.