What are the small round objects in this picture, I have seen them in other

• by salt74

  What are the small round objects in this picture, I have seen them a few times?

  Posted January 13, 2013 7:09 PM

• by DannyU

  the bright ones, a couple of which have small dusty blotches next to then, are boulders

  Posted January 13, 2013 8:31 PM