Map of Mare Tyrrhenum quadrangle. Tyrrhnena Patera is a major volcano.
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Coordinates | 2°54′S 233°54′W / 2.9°S 233.9°WCoordinates: 2°54′S 233°54′W / 2.9°S 233.9°W |
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Licus Vallis is an ancient river valley in the Mare Tyrrhenum quadrangle of Mars, located at 2°54′S 233°54′W / 2.9°S 233.9°W. It is 219.1 km (136.1 mi) long and was named after an ancient name for modern Lech River in Germany and Austria.
Licus Vallis, as seen by HiRISE.