Edited by Aurelijus Narbutas, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Alfredo Eloisa, some rights reserved (CC BY-NC-SA)
- 2. (c) Bernard DUPONT, some rights reserved (CC BY-SA)
- 3. (c) Kurt Andreas, some rights reserved (CC BY-NC-SA)
- 4. no rights reserved, uploaded by Jesse Rorabaugh
- 5. (c) Kostas Zontanos, some rights reserved (CC BY-NC), uploaded by Kostas Zontanos
- 6. (c) Marcello Consolo, some rights reserved (CC BY-NC-SA)
- 7. (c) Tony Rebelo, some rights reserved (CC BY-SA), uploaded by Tony Rebelo
- 8. (c) David Short, some rights reserved (CC BY)
- 9. (c) thomas.sch31, some rights reserved (CC BY-NC-SA)
- 10. (c) Stas & Lana, some rights reserved (CC BY-NC), uploaded by Stas & Lana
- 11. (c) Ferran Turmo Gort, some rights reserved (CC BY-NC-SA)
- 12. (c) Katja Schulz, some rights reserved (CC BY)
- 13. (c) Botswanabugs, some rights reserved (CC BY-NC), uploaded by Botswanabugs
- 14. (c) Joaquim F. P., some rights reserved (CC BY-NC-SA)
- 15. (c) gravitat~on, some rights reserved (CC BY)
- 16. (c) Alireza Zamani, some rights reserved (CC BY-NC), uploaded by Alireza Zamani
- 17. (c) Reflectitur Photons, some rights reserved (CC BY-NC), uploaded by Reflectitur Photons
- 18. (c) Steve Kerr, some rights reserved (CC BY), uploaded by Steve Kerr
- 19. (c) Fabien Piednoir, some rights reserved (CC BY-SA), uploaded by Fabien Piednoir
- 20. (c) Didier Descouens, some rights reserved (CC BY-SA)
- 21. (c) Jakob Fahr, some rights reserved (CC BY-NC), uploaded by Jakob Fahr
- 22. (c) Ben T., some rights reserved (CC BY-NC-ND), uploaded by Ben T.
- 23. (c) Susanne Vogel, some rights reserved (CC BY-NC), uploaded by Susanne Vogel
- 24. (c) co_vuillonnex_934, some rights reserved (CC BY-NC), uploaded by co_vuillonnex_934
- 25. (c) Lies Van Rompaey, some rights reserved (CC BY)
- 26. (c) Laurence Livermore, some rights reserved (CC BY-NC)
- 27. (c) bramblejungle, some rights reserved (CC BY-NC)
- 28. (c) Andrea Pane, some rights reserved (CC BY-NC), uploaded by Andrea Pane
- 29. (c) gailhampshire, some rights reserved (CC BY)
- 30. (c) Phil, some rights reserved (CC BY)
- 31. (c) K Schneider, some rights reserved (CC BY-NC), uploaded by K Schneider
- 32. (c) Mick Talbot, some rights reserved (CC BY)
- 33. (c) Pascal Dubois, some rights reserved (CC BY-NC), uploaded by Pascal Dubois
- 34. (c) Ken Schneider, some rights reserved (CC BY-NC), uploaded by Ken Schneider
- 35. (c) Stanislav Krejčík, some rights reserved (CC BY)
- 36. (c) Antonio J. Pizarro Méndez, some rights reserved (CC BY-NC), uploaded by Antonio J. Pizarro Méndez
- 37. (c) Nikolai Vladimirov, some rights reserved (CC BY-NC), uploaded by Nikolai Vladimirov
- 38. (c) portioid, some rights reserved (CC BY-SA), uploaded by portioid
- 39. (c) Jorge Almeida, some rights reserved (CC BY-NC-ND)
- 40. no rights reserved, uploaded by Zygy
- 41. (c) Felix Fleck, some rights reserved (CC BY-NC), uploaded by Felix Fleck
- 42. (c) Mahdi Haj Dahmen, some rights reserved (CC BY), uploaded by Mahdi Haj Dahmen
- 43. (c) Phlegra_fasciata_2.jpg, some rights reserved (CC BY)
- 44. (c) John P Friel, some rights reserved (CC BY), uploaded by John P Friel
- 45. (c) Lara Gibson, some rights reserved (CC BY), uploaded by Lara Gibson
- 46. (c) Ian Marsman, some rights reserved (CC BY-NC-ND)
- 47. (c) Uriah Resheff, some rights reserved (CC BY-NC), uploaded by Uriah Resheff
- 48. (c) jorozko, some rights reserved (CC BY-NC-SA)
- 49. (c) Óscar Méndez, some rights reserved (CC BY-NC-ND)
