The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. This false color image from NASA 2001 Mars Odyssey spacecraft shows part of the rim and flow of Ostrov Crater.
Orbit Number: 7916 Latitude: -26.8379 Longitude: 331.887 Instrument: VIS Captured: 2003-09-27 04:08
http://photojournal.jpl.nasa.gov/catalog/PIA19493