
Arsinoes Chaos
This image from NASA Mars Odyssey spacecraft shows the easternmost end of Valles Marineris, where a rugged, jumbled terrain known as chaos displays a stratigraphy that could be described as precarious.

This image from NASA Mars Odyssey spacecraft shows the easternmost end of Valles Marineris, where a rugged, jumbled terrain known as chaos displays a stratigraphy that could be described as precarious.