Edited by Kate Severson, some rights reserved (CC BY)
Photo Credits
- 1. (c) cjosefson, some rights reserved (CC BY-NC), uploaded by cjosefson
- 2. (c) Steven J. Baskauf, some rights reserved (CC BY)
- 3. (c) Alex Melman, some rights reserved (CC BY-NC-SA)
- 4. (c) TCDavis, some rights reserved (CC BY-NC-ND)
- 5. (c) Carmen Thierry, some rights reserved (CC BY-NC), uploaded by Carmen Thierry
- 6. (c) Bruce Kirchoff, some rights reserved (CC BY)
- 7. (c) Bryan, some rights reserved (CC BY-NC), uploaded by Bryan
- 8. (c) dogtooth77, some rights reserved (CC BY-NC-SA)
- 9. (c) Chuck Sexton, some rights reserved (CC BY-NC), uploaded by Chuck Sexton
- 10. (c) Ben VanderWeide, some rights reserved (CC BY-NC), uploaded by Ben VanderWeide
- 11. anonymous, no known copyright restrictions (public domain)
- 12. (c) Tony Rodd, some rights reserved (CC BY-NC-SA)
- 13. (c) Shihmei Barger 舒詩玫, some rights reserved (CC BY-NC-ND)
- 14. (c) Melanie Schuchart, some rights reserved (CC BY-NC), uploaded by Melanie Schuchart
- 15. (c) RASSIL, some rights reserved (CC BY-SA)
- 16. (c) Ting Cheng, some rights reserved (CC BY-NC-SA)
- 17. (c) Salomé, some rights reserved (CC BY-NC-SA)
- 18. (c) CameliaTWU, some rights reserved (CC BY-NC-ND)
- 19. (c) amy_buthod, some rights reserved (CC BY-NC-SA)
- 20. (c) Dolly, some rights reserved (CC BY-NC-SA), uploaded by Dolly
- 21. (c) MOHAMMED HAMZA, some rights reserved (CC BY-SA)
- 22. (c) Mary Keim, some rights reserved (CC BY-NC-SA)
- 23. (c) JanetandPhil, some rights reserved (CC BY-NC-ND)
- 24. (c) Linda Jo Conn, some rights reserved (CC BY-NC), uploaded by Linda Jo Conn
- 25. (c) Bob O'Kennon, some rights reserved (CC BY-NC), uploaded by Bob O'Kennon
- 26. (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick
- 27. (c) Jason Sturner, some rights reserved (CC BY)
- 28. (c) Chris Poling, some rights reserved (CC BY-NC), uploaded by Chris Poling
- 29. (c) Joshua, some rights reserved (CC BY-NC-SA)
- 30. (c) neima jooya, some rights reserved (CC BY-NC), uploaded by neima jooya
- 31. (c) mutemanifesto, some rights reserved (CC BY-NC), uploaded by mutemanifesto