Firepower 8 DVD Collector\'s Box Set DVD SeriesAir, Land, and Sea weapons systems are explained in an easy to follow format. From high above the clouds aboard a supersonic jet to the silent ocean depths patrolled by nuclear submarines, Firepower explains the complexities of military and aerospace technology in simple, layman\'s terms, blending stunning visual effects and exciting action footage with narration and interviews with leading international experts.Air, Land, and Sea weapons systems are explained in an easy to follow format. From high above the clouds aboard a supersonic jet to the silent ocean depths patrolled by nuclear submarines, Firepower explains the complexities of military and aerospace technology in simple, layman\'s terms, blending stunning visual effects and exciting action footage with narration and interviews with leading international experts.