Santa Claus is based on a real man named St. Nicholas who lived in the third century, but the generous monk also spawned countless other legends of Santa-like figures.

In October 2008, Canadian filmmaker Mark Twitchell lured 38-year-old Johnny Altinger to his garage and murdered him — after being allegedly inspired by "Dexter."

The circumstances surrounding death of 70-year-old Il Hun Ro of Los Angeles are unknown, but Yellowstone officials do not suspect foul play.

For thousands of years, smallpox ravaged populations around the world, killing 30 percent of those it infected — until Edward Jenner discovered a vaccine in 1796 that eventually helped lead to the disease's eradication in the 1970s.

Researchers believe that 3,000-year-old bronze irons used by ancient Egyptians were too small for cattle or horses, and may have been used for enslaved people instead.

The minks may have been set loose by the Animal Liberation Front, an activist group dedicated to ending the abuse and exploitation of animals.

On August 9, 1969, Sharon Tate and four others were gruesomely killed in her Los Angeles home by the Manson Family cult.

Discover 11 of the most shocking ways royals have died, from the Greek King killed by a monkey to the English Conqueror who buckled under his own weight.

Setting out on June 20, 1970, Dave Kunst walked 14,450 miles around the Earth — but not without experiencing hardships along the way.

A PETA investigation found that coconut companies enslave monkeys in Thailand and force them to live in isolation while toiling under abusive conditions.

Though these statues discovered in San Casciano dei Bagni are around 2,300 years old, they've remained shockingly well preserved beneath layers of mud.