Noted historian Theodore White called it "the most dangerous, terrifying, barbarous aerial transport run in the world . . . the skyway to Hell." This is the story of the air war over the Himalaya Mountains, in World War II, when Japan and China were locked in a death struggle. China was completely cut off from the world, and the transport planes of the Allies flew day and night missions for three and one half years over the Himalayas to keep China...