Dao Vallis
- 道谷（火星道谷，长816公里，位于38.7°S, 272.1°W，被认为是水侵蚀形成的峡谷，以泰语恒星命名）
Dao Vallis
-
abstract:
Dao Vallis is a valley on Mars that appears to have been carved by water. It runs southwestward into Hellas Planitia from the southern slopes of the volcano Hadriacus Mons, and has been identified as an outflow channel.
以上来源于:
WordNet