Granicus Valles tributary, as seen byHiRISE | |
| Coordinates | 30°N229°W / 30°N 229°W /30; -229 |
|---|---|
| Naming | the ancient name for river in Turkey |
TheGranicus Valles are a network of valleys in theAmenthes quadrangle of Mars, located at 30° northlatitude and 229° westlongitude. They are 750 km long and are named after the ancient name for a river in Turkey.[1] The system has been identified asoutflow channels.[2]