Edited by Maria Metler, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Maria Emília Martins, some rights reserved (CC BY-NC-SA), uploaded by Maria Emília Martins
- 2. (c) John Hanna, some rights reserved (CC BY-NC), uploaded by John Hanna
- 3. (c) Pohled 111, some rights reserved (CC BY-SA)
- 4. (c) Sarah Gregg, some rights reserved (CC BY-NC-SA), uploaded by Sarah Gregg
- 5. (c) Thayne Tuason, some rights reserved (CC BY-SA)
- 6. (c) Les, some rights reserved (CC BY-NC-ND)
- 7. (c) judith holm, some rights reserved (CC BY-NC-ND), uploaded by judith holm
- 8. (c) David Hofmann, some rights reserved (CC BY-NC-ND)
- 9. (c) Apollonio Tottoli, some rights reserved (CC BY-NC-ND)
- 10. (c) Josh Emm, some rights reserved (CC BY-NC), uploaded by Josh Emm
- 11. (c) Irina Mitjushina, some rights reserved (CC BY-NC), uploaded by Irina Mitjushina
- 12. (c) c michael hogan, some rights reserved (CC BY-NC-SA), uploaded by c michael hogan
- 13. (c) Nicola van Berkel, some rights reserved (CC BY-SA), uploaded by Nicola van Berkel
- 14. (c) Monica Ventrice, some rights reserved (CC BY), uploaded by Monica Ventrice
- 15. (c) Sergey Mayorov, some rights reserved (CC BY-NC), uploaded by Sergey Mayorov
- 16. (c) Lauren Glevanik, some rights reserved (CC BY-NC), uploaded by Lauren Glevanik
- 17. (c) Elena Ignatova, some rights reserved (CC BY-NC), uploaded by Elena Ignatova
- 18. (c) Michael J. Papay, some rights reserved (CC BY), uploaded by Michael J. Papay
- 19. (c) izip, some rights reserved (CC BY-NC)
- 20. no rights reserved, uploaded by 葉子
- 21. (c) Jon Sullivan, some rights reserved (CC BY)
- 22. (c) hchrish200, some rights reserved (CC BY-NC), uploaded by hchrish200
- 23. (c) Alexis, some rights reserved (CC BY), uploaded by Alexis
- 24. (c) jrebman, some rights reserved (CC BY-NC), uploaded by jrebman
- 25. (c) Gennadiy Okatov, some rights reserved (CC BY-NC), uploaded by Gennadiy Okatov
- 26. (c) Douglas Goldman, some rights reserved (CC BY-NC), uploaded by Douglas Goldman
- 27. (c) Alexander Baransky, some rights reserved (CC BY-NC), uploaded by Alexander Baransky
- 28. (c) Peter Zika, some rights reserved (CC BY-NC), uploaded by Peter Zika
- 29. (c) James Gaither, some rights reserved (CC BY-NC-ND)
- 30. (c) acwond, some rights reserved (CC BY-NC)
- 31. (c) Miao Ling He, some rights reserved (CC BY-NC), uploaded by Miao Ling He
- 32. (c) Cécile Bassaglia, some rights reserved (CC BY-NC-SA)
- 33. (c) annk, some rights reserved (CC BY-NC)
- 34. (c) Kai Yan, Joseph Wong, some rights reserved (CC BY-NC-SA)
- 35. (c) lamprisdimitris, some rights reserved (CC BY-NC)
- 36. (c) Cable Bay Trail, some rights reserved (CC BY-NC)
- 37. (c) Harry Hill, some rights reserved (CC BY-NC), uploaded by Harry Hill
- 38. (c) Zdeňka Nováková, some rights reserved (CC BY-NC), uploaded by Zdeňka Nováková
- 39. (c) Mahomed Desai, some rights reserved (CC BY), uploaded by Mahomed Desai
- 40. (c) Eric, some rights reserved (CC BY-NC), uploaded by Eric
