This is another great Insider Guide that explains the "Super Structures" of a skyscraper, a theater complex, the Chunnel, a 2808-foot bridge, a dam, a roller coaster, a super airport, a multilayer freeway, a nuclear reactor, and an ocean-based oil drilling rig. This guides uses caption with cut-away photographs to reveal the insides of these "Super Structures." There is a nice variety of structures included. Ages 9-12.