33x05: Hitler's Sunken Secret
33x04: Volcano Under the City
33x03: Einstein's Big Idea
33x02: Sinking the Supership
33x01: Mystery of the Megaflood
32x15: Wave That Shook the World
32x14: A Daring Flight
32x12: The Viking Deception
32x11: Supersonic Dream
32x10: The Boldest Hoax
32x09: Welcome to Mars
32x07: Great Escape
32x02: Origins (2): How Life Began
32x01: Origins (1): Earth is Born
31x18: Battle Plan Under Fire
