On July 6, 1983, 18-year-old Tammy Lynn Leppert vanished from Cocoa Beach, Florida, after months of erratic behavior and intense paranoia that someone was out to get her.

Dubbed the "Drainpipe of the Pacific," Thor's Well is actually only 20 feet deep — but as the water rushes in from the Pacific Ocean, its depths appear unfathomable.

Though some say Bruce Lee bested kung fu master Wong Jack Man during their 1964 duel in Oakland, the outcome remains disputed to this day.

One of the most important lwa spirits in Vodou, Papa Legba is believed to be an intermediary that allows humankind to communicate with the spirits.

Nucky Johnson ran Atlantic City in the early 20th century, using the wealth he gained from his bootlegging and casino operations to control the city’s political machine.

Millvina Dean was just two months old in 1912 when the Titanic struck an iceberg and sank to the bottom of the Atlantic — and she lived to the age of 97 before dying in 2009.

The 620-page Codex Gigas stands nearly 36 inches high and may have taken 25 years for a single monk to write.

While chastity belts have become part of our understanding of the Middle Ages, they were likely fabricated by historians during the Renaissance.

Explore the truth about Jim Morrison's death on July 3, 1971, and the unresolved mysteries that surround the iconic Doors frontman's final moments.

Since 1997, at least 45 young men have mysteriously disappeared after a night at the bar only to be found dead in a nearby body of water — and some believe the shadowy Smiley Face Killer is to blame.

On June 6, 1996, Damon and Devon Routier were murdered in the suburban Texas town of Rowlett. Their mom, Darlie Routier, was found guilty and sentenced to death a year later, but has maintained her innocence ever since.