In this latest addition to his popular Who Built That? series, Didier Cornille presents ten of the most important bridges in the world, from the Brooklyn to the Golden Gate; from the first in cast iron to the longest in concrete; from small footbridges to the tallest in the world. Cornille introduces each engineer or architect and the main concepts of their work through charming step-by-step drawings and accessible text.Who Built That? Bridges is a fun primer for children of all ages interested in learning about these incredible structures and the engineering and design concepts behind each one.