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 part of a linear depression in the plains of Terra Sabaea.
Orbit Number: 7639 Latitude: -19.6085 Longitude: 41.1023 Instrument: VIS Captured: 2003-09-04 08:52
http://photojournal.jpl.nasa.gov/catalog/PIA19486