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1. Conversations: Part Two
2. Conversations: Part One
3. Twisted Passages
4. Lost Realms
5. Havasupai
6. Experience – extending its range.
7. New Grounds
8. Rogue Agent
9. Immortal Spirit
10. July Preview
11. Volcano lightning
12. Exploration – the foundation of science
13. Plains Milky Way
14. Sunset from 106,000 feet
15. Science – a personal adventure
16. Mensa Lecture 2010
17. Secret Entrance
18. Thad Meets TED
19. Nature’s Pulse
20. Favorite Adventures and Places
21. Random