Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.
Brothers Wilbur and Orville Wright built a flying machine that made its first flight in Kitty Hawk, North Carolina in 1903.
During World War II, more than a thousand women signed up to fly with the U.S. military as WASPS.
Postwar New York City and the global economic order told through the story of the World Trade Center.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
Robert Noyce's invention of the microchip launched the world into the Information Age.
"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.
Engineer James Eads tamed the mighty Mississippi, turning New Orleans into the second largest port in the nation.