Dr. Alfred Crosby, author of Epidemic and Peace 1918: America's Forgotten Pandemic.
The Alaskan Highway stands today as one of the boldest homeland security initiatives ever undertaken.
The Pennsylvania Railroad Company accomplished an enormous engineering feat, but destroyed a great architectural monument.
A marvel of engineering, architecture, and vision, the story of the Beaux Arts structure on 42nd street that forever changed midtown Manhattan.
The international race to develop biological weapons during the 20th century.
Though first seen only as an expensive luxury, Alexander Graham Bell's telephone soon transformed American life and became a necessity.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
Engineer James Eads tamed the mighty Mississippi, turning New Orleans into the second largest port in the nation.