[leadpenny]

Anything I would say would be a guess. BTW, I'm waiting for some 3D glasses I sent away for also. The forground looks like tire tracks from a military vehicle.

[Phil V.]

The forground looks like tire tracks from a military vehicle.

HARRR~!
Hey, If I'm willing to go out (waaay out) on a limb and suggest visible evidence of receeding shore lines from long ago then fire away. Betcha my guess trumps yer guess!

[Phil V.]

FYI . . . here's the links to the original two pics that I combined to make this "3D".

http://marsrovers.jpl.nasa.gov/gallery/all/2/p/006/2P126900739EFF0203P2214L2M1.JPG
http://marsrovers.jpl.nasa.gov/gallery/all/2/p/006/2P126900739EFF0203P2214R2M1.JPG