Edited by srsvivos, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Keaton Wilson, some rights reserved (CC BY)
- 2. (c) Bureau of Land Management, some rights reserved (CC BY)
- 3. (c) conchitacf, some rights reserved (CC BY-NC)
- 4. (c) Joachim S. Müller, some rights reserved (CC BY-NC-SA)
- 5. (c) Robin Gwen Agarwal, some rights reserved (CC BY-NC), uploaded by Robin Gwen Agarwal
- 6. (c) Andrés E. Ríos Saldaña, some rights reserved (CC BY-NC), uploaded by Andrés E. Ríos Saldaña
- 7. (c) Christian Schwarz, some rights reserved (CC BY-NC), uploaded by Christian Schwarz
- 8. (c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools
- 9. (c) Mike Baird, some rights reserved (CC BY)
- 10. (c) kristenk, some rights reserved (CC BY-NC), uploaded by kristenk
- 11. (c) Dan Dzurisin, some rights reserved (CC BY)
- 12. (c) Phil Warren, some rights reserved (CC BY-NC), uploaded by Phil Warren
- 13. (c) Don McCullough, some rights reserved (CC BY-NC)
- 14. (c) Sjensen~, some rights reserved (CC BY)
- 15. (c) Alan Vernon, some rights reserved (CC BY-NC-SA)
- 16. (c) Dan Dzurisin, some rights reserved (CC BY-NC-ND)
- 17. (c) stonebird, some rights reserved (CC BY-NC-SA)
- 18. (c) Kim Cabrera, some rights reserved (CC BY-NC-ND), uploaded by Kim Cabrera
- 19. (c) Don Loarie, some rights reserved (CC BY), uploaded by Don Loarie
- 20. (c) Gonzalo Mucientes Sandoval, some rights reserved (CC BY-NC-SA), uploaded by Gonzalo Mucientes Sandoval
- 21. (c) Roberto Ghiglia, some rights reserved (CC BY-NC), uploaded by Roberto Ghiglia
- 22. (c) Peter O'Connor aka anemoneprojectors, some rights reserved (CC BY-SA)
- 23. (c) Jakob Fahr, some rights reserved (CC BY-NC), uploaded by Jakob Fahr
- 24. (c) S. Rae, some rights reserved (CC BY)
- 25. (c) Alan Harper, some rights reserved (CC BY-NC)