So, I finally submitted a photo to a contest. If you like this image of the moon rolling down the hill too, you can help improve the chances of this image being selected as a winner by clicking on the link below and then clicking the facebook like button on the National Geographic website. The contest runs through 30 June 2013. Thanks!
http://travel.nationalgeographic.com/travel/traveler-magazine/photo-contest/2013/entries/205644/view/
Oops... full moon rolling down the hill, near Bannack, Montana, USA