6x8 - Ancient Discoveries

The show reviews ancient Roman navy SEAL techniques of capturing enemy ships from underwater and replicates the feat. The tactics of ancient Roman war dog units are explored including a historically savage breed of dog, the Mastiff. Finally, the secrets of the samurai sword and how it was made is reviewed and they build and test an ancient Horro, a Japanese device that could protect a galloping cavalryman from arrow fire using thin silk.