This cylindrical-perspective projection was assembled from images taken by the left navigation camera on the Mars Exploration Rover Spirit on sol 110 (April 24, 2004) at a region dubbed "site 35." Spirit is sitting approximately 33 meters (100 feet) away from the northeast rim of "Missoula" crater.
See PIA05815 for 3-D view and PIA05817 for right eye view of this left eye cylindrical-perspective projection.