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.
William "Buffalo Bill" Cody's legendary exploits helped create the myth of the American West that still endures today.
Major Walter Reed's discovery in 1900 that mosquitoes spread yellow fever halted an outbreak and led to the disease's eventual eradication.
While the U.N. debated strategies for control of atomic energy, the U.S. Navy was preparing for nuclear tests on Bikini Island.
Engineer James Eads tamed the mighty Mississippi, turning New Orleans into the second largest port in the nation.
The influential musical pioneers from Appalachia whose recordings lifted spirits during the Great Depression.
Legendary bank robber John Dillinger garnered the admiration of many struggling Americans, but FBI took him down with a message: crime doesn't pay.
Television game shows became an instant national phenomenon in 1955, but four years later contestant Charles van Doren admitted they were a scam.