Today's VIS image is located in Aeolis Mensae, east of Gale Crater. The linear ridge/valley system near the center of the image was formed by unidirectional winds eroding poorly cemented material. This feature is called yardangs. Orbit Number: 64265 Latitude: -5.37213 Longitude: 145.043 Instrument: VIS Captured: 2016-06-09 09:32 http://photojournal.jpl.nasa.gov/catalog/PIA20806