Reposted by Ruth McMonagle
HiPOD: Offworld Cool
This stunning dune field, almost 5 km (3 mi) across in the grayscale cutout, is located at the bottom of an unnamed impact crater. The dark spots are the result of sublimation of subsurface ice.
uahirise.org/hipod/ESP_077332_2420
NASA/JPL-Caltech/University of Arizona