Beautiful pictures of Mars from Nasa 7

The dune gullies appear active and are anomalous in their location in the planet's higher latitudes. Just as on Earth, Mars's surface is not uniform, but is filled with features particular to various regions.

Read more: http://science.time.com/2012/08/06/martian-vistas-a-look-at-curiosity-rovers-new-home/#ixzz2HGw6WHbn