http://www.buzzfeed.com/kellyoakes/these-amazingly-detailed-images-reveal-a-martian-canyon-in-3
more here:
http://spaceinimages.esa.int/Images/2013/10/Hebes_Chasma_mesa
:)
If especially the last two images were Terragen renders i would say that they look too artificial-exaggerated.
Thanks for the link !
OK, so that erosion looks to you guys like water erosion or wind? If it were earth I wold say water. Like the images anyway.