Captured on May 21, 2017, at 13:21 local
Mars time during spring in Mars' Northern hemisphere, the image
shows how over the winter, snow and ice have inexorably covered the dunes.
http://zeenews.india.com/space/fading-winter-on-mars-shows-the-dry-ice-effect-on-dunes-in-the-form-of-beautiful-patterns-see-pic-2036135.html ]أكثر...[/url]