Signs of Possible Water on Mars at Newton CraterCredit: NASA/JPL-Caltech/Univ. of Arizona This image combining orbital imagery with modeling shows flows that appear in spring and summer on a slope inside Mars' Newton crater.
Dunes in the Western Nereidum Montes, on Arrakis-- I mean Mars. The Nereidum Montes mountain range stretches over 1000 kilometres and features mountains three to four thousands metres high. Photo: NASA/JPL/University of Arizona