Best Satellite Image of 2013?

Want to vote for your favorite image of the year from Digital Globe? The top 20 images have been narrowed to 5, and you can like your favorite(s) on their Facebook page. Voting is open until the end of the year (12/31/13). These are some pretty neat satellite images. How exactly did the photographer create the optical illusion of the Snake River that makes it look as if it is sitting above the surrounding terrain anyway?

The top 20 images were all pretty neat as well. Click here to see the DigitalGlobe Top 20 Album.