23x13: Ebola: The Plague Fighters
23x12: B-29 Frozen in Time
23x11: The Day the Earth Shook
23x10: Terror in the Mine Fields
23x09: Can Buildings Make You Sick?
23x08: Race to Catch a Buckyball
23x06: Hunt for the Serial Arsonist
23x05: Lightning!
23x04: The Doomsday Asteroid
23x03: Hawaii Born of Fire
23x02: Venus Unveiled
23x01: Anastasia Dead or Alive?
22x22: Making of a Doctor
22x21: The Universe Within
22x15: Siamese Twins
22x14: Nazi Designers of Death
22x12: Vikings in America
22x11: Mammoths of the Ice Age
22x09: Journey to the Sacred Sea