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 image from NASA 2001 Mars Odyssey spacecraft shows a crater within a crater on the floor of Hadley Crater.
Orbit Number: 7248 Latitude: -19.787 Longitude: 157.116 Instrument: VIS Captured: 2003-08-03 04:24
http://photojournal.jpl.nasa.gov/catalog/PIA19455