How can cars drive, labs float, underwater vehicles navigate, and aircraft fly without anyone behind the wheel? Readers learn this and more through this text, which explores the engineering and technology behind extreme unmanned vehicles. Drones, military ROVs, CUSVs, The Gladiator, and unmanned automobiles manufactured by Toyota, Lexus, and Google are given an in-depth treatment and are accompanied by full-color photographs that bring these extreme vehicles to life. What does the future hold for unmanned vehicles? Readers are encouraged to explore this question and explore possible careers in unmanned vehicle technology that could one day unlock the answer. The text's age-appropriate language makes learning easy, while fact boxes and sidebars supplement the material.