This document provides attribution for 4 photos shared on Flickr under creative commons licenses. The summaries list the photographer and URL for each photo on Flickr.

1. Photo by Spreng Ben - http://www.flickr.com/photos/sprengben/4315145017/

2. Photo by Ville Miettinen - http://www.flickr.com/photos/wili/360658396/

3. Photo by Chrissy H - http://www.flickr.com/photos/teachingsagittarian/4454117249/

4. Photo by Daniel Parks - http://www.flickr.com/photos/parksdh/5250544568/