Made with pyspades map editor and some sattelite images.
http://www.mediafire.com/?keh5izhhwwwkjxk
sad thing. right as i uploaded this to mediafire i read megadeuce's thread. where he did the exact same thing, probably even better. i decided to post anyway.
turns out its the ONLY proper height map from mars thats possible to find. either that or i suck at finding heightmaps.