1. Rat’s Nest Cave 5 November 2005 Photographs by Robert Holmberg

2. View of Grotto Mountain from road

3. Part way up trail, looking east

4. Creek Bed with Snow

5. Cave Entrance

8. Group recently emerged from cave

9. Pack Rat Nests, made with leaves and human litter

10. Pack Rat in Nest

11. Bones of vertebrates that died in the cave, chewed on by Pack Rats

12. Moth overwintering in cave

13. Overwintering harvestmen, Nelima paessleri

14. Individual Nelima paessleri

15. Curtain flowstone

16. Soda straws and stalactites

17. Equipment for analyzing dripping water

18. Route into the last part of the cave

19. Second last pool with flowstone

20. Rimstone dams

21. Gnat found on pool

22. Gnat on flowstone

23. Final pool with more water analysis equipment

24. Going back up

26. Charles Yonge of Canmore Caverns helps getting us out of the last passage