|
Definition of Valles Marineris
1. Proper noun. (astronomy) a large system of canyons on the surface of Mars; contains channels possibly caused by the flow of water ¹
¹ Source: wiktionary.com
|
1. Proper noun. (astronomy) a large system of canyons on the surface of Mars; contains channels possibly caused by the flow of water ¹
¹ Source: wiktionary.com