Mars rocks, resembles, but cannot be axle and wheels

For collectors of such things, here is a pic of rocks that resemble two wheels with an axle. Reminiscent of a set of train wheels.

It is in the center of the left third of the frame of this image

http://ift.tt/1K0rDBl

If you cannot find it, it may help to see it in this magnification, then go back and find it in the nasa image.

via International Skeptics Forum http://ift.tt/1K0rAFz