Edited by Marie Studer and Ted Barone, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Mr. Tonreg, some rights reserved (CC BY)
- 2. (c) Kerry Woods, some rights reserved (CC BY-NC-ND)
- 3. (c) David Eickhoff, some rights reserved (CC BY-NC-SA)
- 4. (c) Rob Curtis, some rights reserved (CC BY-NC-SA), uploaded by Rob Curtis
- 5. (c) Patrick Alexander, some rights reserved (CC BY-NC-ND)
- 6. (c) 2003 Keir Morse, some rights reserved (CC BY-NC-SA)
- 7. (c) stonebird, some rights reserved (CC BY-NC-SA)
- 8. (c) Matt Lavin, some rights reserved (CC BY-SA)
- 9. (c) Andrew Simon, some rights reserved (CC BY-NC), uploaded by Andrew Simon
- 10. (c) Steve Chilton, some rights reserved (CC BY-NC-ND)
- 11. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 12. (c) Justin Luong, some rights reserved (CC BY-NC-ND), uploaded by Justin Luong
- 13. (c) Steve Jones, some rights reserved (CC BY-NC), uploaded by Steve Jones
- 14. (c) Elliot Gunnison, some rights reserved (CC BY-ND), uploaded by Elliot Gunnison
- 15. (c) Anna Armitage, some rights reserved (CC BY-NC-ND)
- 16. (c) Gertrud K., some rights reserved (CC BY-NC-SA)