Alba Mons is a large volcano whose span is comparable to that of the United States and possesses extensive volcanic flow fields, some of which might be evident in this image of a smooth, infilled crater.

ID: ESP_055482_2275
date: 28 May 2018
altitude: 299 km

https://uahirise.org/hipod/ESP_055482_2275
NASA/JPL-Caltech/UArizona
#Mars #science #NASA