The 10 episodes of the History Channel's "Secrets of War" series presented here survey some of human history's most effective weapons of war. From the simplest gun to the most advanced aircraft, to the intimidating tank and the terrifying lethality of chemical weapons, these programs offer a gripping mix of archival footage and expert interviews, along with the revelation of previously classified materials. Narrated by Charlton Heston. 7 3/4 hrs. total on two discs. Standard; Soundtrack: English Dolby Digital stereo.