| Feature on | Mars | | Feature type | Chasma (canyon) | | Quadrangle | MC-10 Mare Boreum | | Areographic coordinates | 79.3° - 85.1° N, 16.2° - 50.4° W | | Dimensions | Length 560 km; width up to 120 km | | Bounding features | Planum Boreum, Vastitas Borealis | | Interior features | Boreum Cavus |
The deep canyon that runs in an arc through the northern polar regions of Mars.
|
|
