Today's VIS image shows part of Nili Patera. Nili Patera is the northern caldera in the immense volcanic complex of Syrtis Major Planum. The dunes are moving westward across the top of these ancient volcanic flows. Orbit Number: 90030 Latitude: 8.95316 Longitude: 67.1774 Instrument: VIS Captured: 2022-04-01 09:05 https://photojournal.jpl.nasa.gov/catalog/PIA25468