no rock http://marsrover.nasa.gov/gallery/all/1/p/3528/1P441385599EF...
rock http://marsrover.nasa.gov/gallery/all/1/p/3540/1P442453196EF...
no rock http://marsrover.nasa.gov/gallery/all/1/p/3528/1P441385599EF...
rock http://marsrover.nasa.gov/gallery/all/1/p/3540/1P442453196EF...