Lyndon Johnson's ascension to the Presidency and the controversial events of his tenure such as the Great Society and the Vietnam War are chronicled here.

P.T. Barnum was huckster, con man, promoter and entertainer. His American Museum featured ancient relics side by side with such "living curiosities" as lions, snakes, bearded ladies and Siamese twins. In 1871 he took the whole show on the road; it traveled by rail. Barnum introduced the idea of three rings, and his "Jumbo the Elephant" added a new word to the English language. By the time he teamed up with James Bailey, his circus had become "The Greatest Show on Earth."

For years there was no federal law to protect the shrinking wilderness from encroaching industry and tourism, until three men dedicated their lives to finding a remedy. Robert Marshall, Aldo Leopold, the prophet of the modern environmental movement, and Howard Zahniser struggled for decades to create a permanent system of federally protected wilderness areas. The fruit of their efforts, the Wilderness Act, passed in 1964.

The rise of the FBI from a minor government bureaucracy to the premiere law enforcement agency in the world under the controversial leadership of J. Edgar Hoover.