Also visible in Context Camera data, the objective of this observation is to examine curved, wide, flat ridges. They may be inverted channels. The term “colles” means hills. Arena Colles is located on the margin where Terra Sabaea steps down in elevation into Utopia Planitia.

ID: ESP_076958_2065
date: 26 December 2022
altitude: 283 km

https://uahirise.org/hipod/ESP_076958_2065
NASA/JPL-Caltech/University of Arizona
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