A Colombian-German drug lord, Carlos Lehder helped Pablo Escobar found the Medellín Cartel — but their alliance wouldn't last forever.

Massive geoglyphs etched into the coastal pampa of southern Peru, the Nazca Lines were carved starting 2,500 years ago — and remain mysterious to this day.

Robert Ford became forever known as a "dirty little coward" after betraying and killing his friend, outlaw Jesse James, in St. Joseph, Missouri on April 3, 1882.

Johnny Ringo was found shot in the head near Tombstone, Arizona on July 13, 1882 — not long after making enemies with Doc Holliday and Wyatt Earp.

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

For six years, Joseph Pistone abandoned his personal life and worked his way up the rungs of the Bonanno crime family as Donnie Brasco.

Once a bustling hub for the steamboat and railroad industries, the town of Cairo, Illinois now sits abandoned due to economic decline and racial violence.

Those working for the Ahnenerbe project set out to prove that the Aryan race was descended from Nordic gods, and spent vast sums of money trying to find irrefutable, archaeological proof in the process.

Discover the horrifying story of what happened to James Bulger, the Merseyside toddler murdered by two boys in 1993 — and what happened to his killers.

Discover the real story of Griselda Blanco, the Colombian drug trafficker known as the "Cocaine Godmother" who ruled the Miami underworld in the 1970s and '80s.

Purchased by a wealthy Scottish widow in 1864, the family-owned island of Niihau is committed to preserving its natural and cultural history — perhaps at a dangerous cost.