1: The Nature of Things Aliens of the Deep Sea

2: The Nature of Things Changing Your Mind

3: The Nature of Things For the Love of Elephants

4: The Nature of Things Geologic Journey 2: Tectonic Europe (July 8 1997)

5: The Nature of Things Geologic Journey 2: Along the African Rift (September 2, 1997)

6: The Nature of Things Geologic Journey 2: The Western Pacific Rim (November 4, 1997)

7: The Nature of Things Geologic Journey 2: The Pacific Rim: Americas (January 13, 1998)

8: The Nature of Things Geologic Journey 2: The Collision Zone: Asia (March 17, 1998)

9: The Nature of Things When North Goes South

10: The Nature of Things Code Breakers

11: The Nature of Things Tipping Point: The Age of the Oil Sands

12: The Nature of Things The Last Grizzly

13: The Nature of Things Return of the Prairie Bandit

14: The Nature of Things Raccoon Nation

15: The Nature of Things The Real Avatar

16: The Nature of Things Force of Nature: The David Suzuki Movie

17: The Nature of Things Save My Lake

18: The Nature of Things 50 Years of the Nature of Things