Before Ringo Starr, the Beatles toured with drummer Pete Best, but differences led to his ousting just before the band reached worldwide success.

On December 16, 1985, John Gotti organized a ruthless hit on Gambino crime boss Paul Castellano outside Sparks Steak House in New York City. It was a murder that would change the Mafia forever.

Dating back to 100 B.C., the Nazca lines have been called the "Eighth Wonder of the World."

A gentleman gunslinger who could quote Shakespeare, Johnny Ringo was a mythic gunslinger who died a mysterious death befitting his legend.

Between 1830 and 1850, the U.S. government forced the Cherokee, the Choctaw, and other tribes off their ancestral lands with deadly force in what's become known as the Trail of Tears.

The costume of a plague doctor featured an all-leather ensemble, a beak-like mask stuffed with burning herbs, and a top hat — which signaled that the person was, in fact, a doctor.

In the early 1980s, Griselda Blanco was one of the most feared Colombian drug lords of the Miami underworld.

Fred Rogers, known as Mister Rogers, originally planned to become a Presbyterian minister. But he realized his true calling was teaching children how to love each other — and themselves.

Bobby Fischer had one of the greatest minds the world of chess had ever seen. Only one thing could keep him from holding onto the title of World Champion: himself.

The Kray brothers Ronnie and Reggie may have owned dozens of nightclubs and hobnobbed with celebrities, but they also committed some of the most shocking murders gangland London had ever seen.

Pablo Escobar was vicious, but Don Berna was strategic and calculating — maybe that's why he survived and Escobar didn't.