S32 E1: Origins: Earth is Born

S32 E2: Origins: How Life Began

S32 E3: Origins: Where Are the Aliens?

S32 E4: Origins: Back to the Beginning

S32 E5: The Most Dangerous Woman in America

S32 E6: America's Stone Age Explorers

S32 E7: Great Escape

S32 E8: Ancient Refuge in the Holy Land

S32 E9: Welcome to Mars

S32 E10: The Boldest Hoax

S32 E11: Supersonic Dream

S32 E12: The Viking Deception

S32 E13: Saving the National Treasures

S32 E14: A Daring Flight

S32 E15: Wave That Shook the World

S32 E16: Hitler's Sunken Secret

S32 E17: Newton's Dark Secrets

S32 E18: Storm That Drowned a City