Medusae Fossae #1
Jet Propulsion Laboratory https://www.jpl.nasa.gov/ March 13, 1998
Extensive wind-swept plains of the Medusae Fossae formation on Mars. This northern subframe image, frame 3104, is of a 3.0 x 4.7 km area centered near 2.4 degrees north, 163.8 degrees west.
Figure caption from Science Magazine.