Warriors accustomed to defending against attacks on land were forced to adapt to a whole new world of warfare as aircraft were militarized during World War I and the Russian Revolution. Gripping archival footage and insightful narration mix in this riveting five-part program of aviation history. Includes "The Pioneers," "Moonplanes," "WWII: The Struggle for Airspace," "WWII: Technological Improvements," and "New Aircraft, New Weapons, New Frontiers." 4 1/3 hrs. total. Standard; Soundtrack: English Dolby Digital stereo.