As official photographers of the Golden Gate Bridge, Gabriel Moulin and his sons Raymond and Irving documented the project from start to finish.
While all three photographed the bridge's construction, Raymond produced the majority of the harrowing, high-altitude images. Many of their photographs are presented in the book High Steel, by Richard Dillon, Thomas Moulin and Donald DeNevi (Celestial Arts, 1998).
Browse a gallery of the Moulins' Golden Gate Bridge photos, and read commentary by Richard Dillon.
The remarkable story of how a railroad was built connecting California to the East.
Engineer James Eads tamed the mighty Mississippi, turning New Orleans into the second largest port in the nation.
Robert Moses fueled some of the most ambitious -- and controversial -- public works projects ever conceived.
Brothers Wilbur and Orville Wright built a flying machine that made its first flight in Kitty Hawk, North Carolina in 1903.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.
While the U.N. debated strategies for control of atomic energy, the U.S. Navy was preparing for nuclear tests on Bikini Island.
The Alaskan Highway stands today as one of the boldest homeland security initiatives ever undertaken.
During the Great Depression, Americans built the Hoover Dam, one of the greatest engineering works in history.