Edited by Minnesota Scientific and Natural Areas, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) Cephas, some rights reserved (CC BY-SA)
- 2. (c) Erin Faulkner, some rights reserved (CC BY-NC), uploaded by Erin Faulkner
- 3. (c) Eric Knopf, some rights reserved (CC BY-NC), uploaded by Eric Knopf
- 4. (c) Owen Strickland, some rights reserved (CC BY-NC), uploaded by Owen Strickland
- 5. (c) Shihmei Barger 舒詩玫, some rights reserved (CC BY-NC-ND)
- 6. (c) Tom Potterfield, some rights reserved (CC BY-NC-SA)
- 7. (c) Superior National Forest, some rights reserved (CC BY)
- 8. (c) Patrick Coin, some rights reserved (CC BY-NC-SA)
- 9. (c) lisa_kingston, some rights reserved (CC BY-NC), uploaded by lisa_kingston
- 10. (c) Brad Walker, some rights reserved (CC BY-NC), uploaded by Brad Walker
- 11. (c) Joseph D Kurtz, some rights reserved (CC BY-NC), uploaded by Joseph D Kurtz
- 12. (c) Kingsbrae Garden, some rights reserved (CC BY-NC-SA)
- 13. (c) Nathan Taylor, some rights reserved (CC BY-NC), uploaded by Nathan Taylor
- 14. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
- 15. (c) Dwayne Estes, some rights reserved (CC BY-NC), uploaded by Dwayne Estes
- 16. (c) Bob, some rights reserved (CC BY)
- 17. (c) yaoshawn, some rights reserved (CC BY-NC), uploaded by yaoshawn
- 18. (c) autan, some rights reserved (CC BY-NC-ND)