https://www.msn.com/en-us/news/technology/nasa-captures-strange-circular-dunes-on-mars-in-latest-mro-image/ar-AA18AxKo?ocid=winp1taskbar&cvid=f3a4f67879484052a6bcc1f338d7e5af&ei=197 :barefoot: But....No Footprints. ;)