2 Seasons
S1 E5 9/11/11

What's Beneath America?

Everything that has made America bountiful and powerful is a product of forces that date back billions of years. An array of dazzling visual effects show how ancient geology has shaped modern America and its people.


Episode   3

Why Is Sex Fun?

Episode   7

Back to the Stone Age

Episode   8

I, Caveman: The Great Hunt