Edited by Rob Denkhaus, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Harry Rose, some rights reserved (CC BY)
- 2. (c) 106584015630019574849, some rights reserved (CC BY-NC-SA), uploaded by 106584015630019574849
- 3. (c) Susan J. Hewitt, some rights reserved (CC BY-NC), uploaded by Susan J. Hewitt
- 4. (c) eknuth, some rights reserved (CC BY-NC), uploaded by eknuth
- 5. (c) jacki-dee ('retro look' option please), some rights reserved (CC BY-NC-ND)
- 6. (c) Scott Sauer, some rights reserved (CC BY-NC), uploaded by Scott Sauer
