Edited by John P Friel, angelarudolph, and jendial, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Jamie Chavez, some rights reserved (CC BY-NC)
- 2. (c) Rick Leche, some rights reserved (CC BY-NC)
- 3. (c) Derek Scott, some rights reserved (CC BY-NC)
- 4. (c) Rick Leche, some rights reserved (CC BY-NC-ND)
- 5. (c) Mark Kilner, some rights reserved (CC BY-NC-SA)
- 6. (c) Len Blumin, some rights reserved (CC BY-NC-ND)
- 7. (c) Charles Lam, some rights reserved (CC BY-SA)
- 8. (c) Henry T. McLin, some rights reserved (CC BY-NC-ND)
- 9. (c) Luciano Giussani, some rights reserved (CC BY-NC-SA)
- 10. (c) Doug Greenberg, some rights reserved (CC BY-NC-ND)
- 11. (c) Robert Keereweer, some rights reserved (CC BY-NC)
- 12. (c) Paul Sullivan, some rights reserved (CC BY-ND)
- 13. (c) cyric, some rights reserved (CC BY-NC-SA), uploaded by cyric
- 14. anonymous, no known copyright restrictions (public domain)
- 15. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
- 16. (c) Erin and Lance Willett, some rights reserved (CC BY-NC-ND)
- 17. (c) Diane, some rights reserved (CC BY-NC-ND)
- 18. (c) ian wetton, some rights reserved (CC BY-NC-ND)