Tomb of the Unknown Soldier: Identity Revealed Decades Later

The Lost Book of Nostradamus reveals drawings that may contain coded clues and dire warnings about the future.

While sweeping the Atlantic Ocean floor with sonar, researchers detect something massive: a 60-foot, shark-like creature of unimaginable proportions that may be a living megalodon, long thought to be extinct.

Learn how true darkness surrounded the cast and crew of the first-ever vampire film, "Nosferatu".

Where blue mist clings to the ridgelines of the Smoky Mountains and forests remember what people forget, the legend of the Boojum stalks the borderlands between fear and folklore.