Ares Vallis is a valley on Mars which appears to have been carved by fluids, perhaps water. The valley 'flows' out of the hilly Margaritifer Terra and into the flat Chryse Planitia. Fljótsdalur in East-Iceland A valley is a landform, which can range from a few square miles (square kilometers) to hundreds or even thousands of square miles (square kilometers) in area. ... For the Roman god, see Mars (mythology). ... Water (from the Old English word waeter; c. ... Chryse Planitia is a smooth circular plain in the northern equatorial region of Mars close to the Tharsis region. ...

Its name comes from the Greek name for Mars: Ares, the god of war. In Greek mythology, Ares (battle strife; in Greek, Ἀρης), is the god of war and son of Zeus and Hera. ...

Ares Vallis was the landing site of NASA's Mars Pathfinder spacecraft, which studied a region of the valley near the border with Chryse in 1997. NASA logo Listen to this article · (info) This audio file was created from an article revision dated 2005-09-01, and does not reflect subsequent edits to the article. ... The Mars Pathfinder was launched on December 4, 1996 by NASA aboard a Delta II rocket, just a month after the Mars Global Surveyor was launched. ... 1997 (MCMXCVII in Roman) is a common year starting on Wednesday of the Gregorian calendar. ...

The valley begins in the hilly Margaritifer Terra and continues until it's "delta" in the Chryse Planitia, passing through the ancient Xanthe Terra highlands.

A panoramic view of part of Ares Vallis taken by the Mars Pathfinder's spacecraft