There are several good examples of dark cones with summit pits in this image, including some that appear quite fresh. These features have multiple proposed origins, including cinder cones and mud volcanoes. The Cydonia region borders the plains of Acidalia Planitia and the Arabia Terra highlands.

ID: ESP_063799_2190
date: 6 March 2020
altitude: 299 km

https://uahirise.org/hipod/ESP_063799_2190
NASA/JPL-Caltech/University of Arizona
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