How did they do it?
Find out in this eighteen-minute film, Building the World Trade Center, produced by the Port Authority of New York and New Jersey in 1983 with original footage of the towers under construction.
To learn more about the engineering behind the World Trade Center, read an illustrated essay, Towers of Innovation, on the PBS companion site to NOVA's Why The Towers Fell.
Robert Moses fueled some of the most ambitious -- and controversial -- public works projects ever conceived.
Head of the most powerful family in America, billionaire John D. Rockefeller's vast philanthropy changed his family's reputation.
The tale of oil-seeking mavericks whose risk-taking, sweat and dreams changed an American industry.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.
Newspaper magnate William Randolph Hearst fought to suppress a film by Orson Welles, a film that would become one of cinema's masterpieces.
Originally settled as a mail stop, Las Vegas changed from an Old West vacation town, to a mafia haven, to the "Atomic City" and "Sin City."
William "Buffalo Bill" Cody's legendary exploits helped create the myth of the American West that still endures today.
A sensational story of power, class, and revenge in New York City when Harry Thaw murdered Stanford White over showgirl Evelyn Nesbit.