This document contains two photos shared under Creative Commons licenses. The first photo is by Giuseppe Martino and is licensed for non-commercial sharing and modification as long as attribution is given. The second photo is by Robert S. Donovan and can be shared with attribution.

8. Photo by Giuseppe Martino™ - Creative Commons Attribution-NonCommercial-ShareAlike License http://www.flickr.com/photos/56801363@N04 Created with Haiku Deck

22. Photo by Robert S. Donovan - Creative Commons Attribution License http://www.flickr.com/photos/10687935@N04 Created with Haiku Deck