This VIS image shows part of Gorgonum Chaos. Chaotic regions form when groundwater escapes to the surface, undermining it and causing the ground to collapse. The linear depressions at the bottom of the image are part of Sirenum Fossae. Gorgonum Chaos is located in Terra Sirenum. Orbit Number: 84080 Latitude: -37.7334 Longitude: 189.356 Instrument: VIS Captured: 2020-11-27 10:17 https://photojournal.jpl.nasa.gov/catalog/PIA24369