The Amazons frequently pop up in Greek mythology. But unlike the demi-god Hercules, they were probably real.

The Mafia had operated with near-immunity until Joe Valachi spilled his guts to the U.S. Bureau of Narcotics and Dangerous Drugs, the Justice Department, the FBI, and on a radio broadcast.

Not only did Veleda prophesy her people's victory against Rome, she was also worshipped as a goddess.

"Pecunia non olet" — or "money doesn't stink" — is a phrase ascribed to the Roman emperor Vespasian, who in 70 A.D. imposed a urine tax.

The opening of the ancient tomb of Newgrange in County Meath, Ireland, perfectly aligns with the rising sun every winter solstice.

By outing the Naples Mafia with his 2006 book, Gomorrah, Roberto Saviano put his life on the line. He's been under police protection ever since.

Shergar was one of the greatest racehorses the world had ever seen when he was kidnapped in 1983. His case remains open today.