A deadly accident at the old Grand Central Depot in 1902 led the busy terminal to be redesigned. Over a decade, William Wilgus and his construction crews sunk the tracks underground and switched from steam to electric service -- keeping the trains running the whole time.
From steam engine depot to the grand Beaux Arts monument that opened in 1913 and stands today, explore this gallery of photographs of Grand Central. It features several images from the mid-20th century taken by Boris Y. Klapwald.
The Pennsylvania Railroad Company accomplished an enormous engineering feat, but destroyed a great architectural monument.
The remarkable story of how a railroad was built connecting California to the East.
The grave truth behind modern forensics was discovered in 1920s New York.
This funny, probing program re-examines assumptions about American culture in the 1950s.
At the height of segregation, an unlikely alliance between a black medical genius and a white surgeon led to a pioneering medical breakthrough.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
Robert Moses fueled some of the most ambitious -- and controversial -- public works projects ever conceived.
The country's oldest beauty contest has become a battleground and a barometer for the position of women in society.