This image captured by NASA 2001 Mars Odyssey spacecraft shows a multitude of dust devil tracks. The dark linear marks record where the dust devil was in contact with the surface and removed dust revealing the darker surface below. Orbit Number: 58616 Latitude: -66.6715 Longitude: 231.785 Instrument: VIS Captured: 2015-03-02 03:48 http://photojournal.jpl.nasa.gov/catalog/PIA19437