Saturn... Titan..
More recent 'renderings' (most are pc renderings) of Cassini's mission to Saturn:
http://saturn.jpl.nasa.gov/cassini/english/pic/artwork.shtml
There are similarities on how the illustrators of today have depicted the surface of that moon. Aside from the missing dense-reddish atmosphere, Bonestell could still have gotten it right. Maybe closer to the poles. ;)
Marcia