Angelene Forester remembers Walter Freeman's first patient -- her mother Ellen Ionesco.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.
During World War II, more than a thousand women signed up to fly with the U.S. military as WASPS.
The Pennsylvania Railroad Company accomplished an enormous engineering feat, but destroyed a great architectural monument.
The internationally famous carnival of delights in New York was the birthplace of the hot dog and the roller coaster.
The worst epidemic in American history killed over 600,000 Americans during World War I.
The grave truth behind modern forensics was discovered in 1920s New York.
The first around-the-world air race was sponsored to prove that the airplane had a commercial future.
Equipment failure, human error and bad luck led to the country's worst nuclear accident in 1979.