Here in Deuteronilus Mensae, there is a smooth geologic unit overlying plains material. There are also slightly convex-up edges, polygonal patterns on the surface, and softened craters.

ID: ESP_054817_2245
date: 6 April 2018
altitude: 302 km

https://uahirise.org/hipod/ESP_054817_2245
NASA/JPL-Caltech/University of Arizona
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