The Ladon Valles are a river valley system lying within the Margaritifer Sinus quadrangle region of the planet Mars located at 22.6° South and 28.7° West. They are 278 km long and were named after an
The Ladon Valles as seen by HiRISE.
Vallis or valles is the Latin word for valley. It is used in planetary geology to name landform features on other planets.
Nirgal Vallis that runs in two quadrangles has features looking like those caused by sapping. Picture taken with THEMIS.
Nirgal Vallis Close-up, as seen by THEMIS.
Kasei Valles, as seen by THEMIS.
Hypanis Vallis in the Lunae Palus quadrangle of Mars, as seen by HiRISE. Scale bar is 500 meters long.