Product Description Take to the skies as Discovery soars to the limits of mankinds imagination and ingenuity in this comprehensive look at the majesty of flight. In PLANES: THE ULTIMATE GUIDE learn how aircraft evolved into one of the most important inventions in history as experts probe the earliest 20th century designs that forever changed travel as well as modern warplanes that have revolutionized combat. Next in WINGS OVER AFGHANISTAN witness as American forces launch an air campaign tha