File:Mars-pathfinder-Presidential lg.jpg

Surface of Mars, taken by the Mars Pathfinder. ''This is the "gallery" or "presidential" panorama taken by the Pathfinder lander. Roughly 100 frames have been stitched manually to produce this seamless image.''

http://mpfwww.jpl.nasa.gov/MPF/ames/ames-pres.html

full version (even bigger)