The channel-like features in this image from NASA 2001 Mars Odyssey spacecraft are tectonic graben. The graben called Icaria Fossae are located in Terra Sirenum. Orbit Number: 65846 Latitude: -41.5696 Longitude: 240.567 Instrument: VIS Captured: 2016-10-17 14:57 http://photojournal.jpl.nasa.gov/catalog/PIA21185