Edited by savitao, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Steve Guttman, some rights reserved (CC BY-NC-ND)
- 2. (c) mhays, some rights reserved (CC BY-NC), uploaded by mhays
- 3. (c) ksandsman, some rights reserved (CC BY), uploaded by ksandsman
- 4. (c) Christopher J. Earle, some rights reserved (CC BY-NC), uploaded by Christopher J. Earle
- 5. (c) David Greenberger, some rights reserved (CC BY-NC-ND), uploaded by David Greenberger
- 6. (c) Andrey Zharkikh, some rights reserved (CC BY-NC), uploaded by Andrey Zharkikh
- 7. no rights reserved, uploaded by Amanda Whitmire
- 8. (c) J Brew, some rights reserved (CC BY-SA), uploaded by J Brew
- 9. (c) jroderick, some rights reserved (CC BY-NC)
- 10. (c) Benedict Gagliardi, some rights reserved (CC BY-NC), uploaded by Benedict Gagliardi
- 11. (c) Douglas Goldman, some rights reserved (CC BY-NC), uploaded by Douglas Goldman
- 12. (c) Captain Tenneal, some rights reserved (CC BY-NC-ND)
