The Ganges Chasma is a deep canyon at the eastern end of the vast Valles Marineris system, Mars. Grand Canyon, Arizona canyon, or gorge, is a valley walled by cliffs. ... Valles Marineris cuts a wide swath across the face of Mars Valles Marineris (Latin for Mariner Valley, named after the Mariner 9 Mars orbiter of 1971-72 which discovered it. ... Mars, with polar ice caps visible. ...
GangesChasma is part of the Valles Marineris trough system that stretches nearly 5,000 kilometers (3,000 miles) across the western equatorial region of Mars.
The smooth floor of GangesChasma, particularly in the area south and west of the bright stack of layered material, is a thick, relatively flat sheet of dark, windblown sand.
GangesChasma is approximately 3 to 5 kilometers (2-3 miles) deep.