Licus Vallis

Licus Vallis is an ancient river valley in the Mare Tyrrhenum quadrangle of Mars, located at 2.9°S 233.9°W / -2.9; -233.9. It is 219.1 km (136.1 mi) long and was named after an ancient name for modern river Lech in Germany and Austria.^[1]

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  Licus Vallis, as seen by HiRISE.

Licus Vallis

Map of Mare Tyrrhenum quadrangle. Tyrrhnena Patera is a major volcano.
Coordinates	2.9°S 233.9°W / -2.9; -233.9