English: A colorized topographic map of the martian shield volcano Olympus Mons, together with its surrounding aureole, from the Mars Orbiter Laser Altimeter (MOLA) instrument of the Mars Global Surveyor spacecraft. Olympus Mons, the largest volcano in the Solar System, lies in the western part of the volcanic province Tharsis. The volcanoes Alba Mons and Pavonis Mons lie just beyond the upper right and lower right corners of the image, respectively.
Some of the features in this image are annotated in Wikimedia Commons.
The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain.
The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2]