Valles (singular vallis) on Mars are similar to valleys on Earth. Some features that take this title may be better described as canyons or chasmata; see List of Chasmata on Mars. Coordinates are given as planetocentric latitude with east longitude.
References
- ^ IAU Staff (September 26, 2012). "Gazeteer of Planetary Nomenclature: Peace Vallis". IAU. Retrieved September 28, 2012.