This painting, based on a mosaic of black-and-white Viking Orbiter images of Olympus Mons, shows the volcano's flanks and complex caldera protruding above thin clouds of water ice.
NASA/JPL
1976-08-09
<a rel="nofollow" class="external free" href="http://www.lpi.usra.edu/publications/slidesets/redplanet2/images/red18.tif">http://www.lpi.usra.edu/publications/slidesets/redplanet2/images/red18.tif</a><br>Painting by Gordon Legg, based on Viking Orbiter mosaic <a rel="nofollow" class="external text" href="http://nssdcftp.gsfc.nasa.gov/staging/request/captions/viking/P17444.TXT">P17444</a>. From NASA SP-444, 1980