Vallis - Other Examples of Vallis

Other Examples of Vallis

• Frento Vallis in Noachis quadrangle, as seen by HiRISE. Click on image to see better view of Dust Devil Tracks. In the Arcadia quadrangle on Mars, its exact location is centered at 37 degrees north latitude and 93.1 degrees west longitude. It is 357 km long and was named after a classical river.

• Enipeus Vallis in the Arcadia quadrangle, as seen by HiRISE. Scale bar is 500 meters long.

• Scamander Vallis, as seen by HiRISE. Click on image to see dark slope streaks in a variety of shades. The darker the streak the younger it is. is an ancient river valley in the Amenthes quadrangle. Scale bar is 500 meters long.

• Her Desher Valles, as seen by HiRISE. Her Desher Vallis is found in the Coprates quadrangle.

• Her Desher Valles close-up, as seen by HiRISE. Her Desher Vallis is found in the Coprates quadrangle.

• Branched channels in Thaumasia quadrangle, as seen by Viking Orbiter. Networks of channels like this are strong evidence for rain on Mars in the past.

• Ravi Vallis, as seen by Viking Orbiter. Ravi Vallis was probably formed when catastrophic floods came out of the ground to the right (chaotic terrain). Image located in Margaritifer Sinus quadrangle.

• Small meandering channel in the stream bed of a larger channel. Water probably eroded the two channels at different times. Image from HiRISE under the HiWish program. Image located in Mare Tyrrhenum quadrangle.