Map ofMare Tyrrhenum quadrangle. Tyrrhnena Patera is a majorvolcano. | |
Coordinates | 2°54′S233°54′W / 2.9°S 233.9°W /-2.9; -233.9 |
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Licus Vallis is an ancient river valley in theMare Tyrrhenum quadrangle of Mars, located at2°54′S233°54′W / 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 riverLech inGermany andAustria.[1]