This documentary takes the viewer inside NASA's space shuttle for a close-up look at the most advanced flying machine ever built. Actor Gary Sinise narrates the history of the space shuttle's development, emphasizing the innovative designs that made the flying machine what it is today. Training sessions for crew members are featured. Computer animations and photography provide a grand tour of the interior of the shuttle's floor plan, living arrangements, and engine compartments. Exciting film footage of blast-offs, re-entries, and missions are highlights of the film.