A priest in the Vatican named Pellegrino Ernetti claimed he could observe the past with a time machine he had invented. But what's the truth about the Chronovisor?

The crime scene was too tampered with for prosecutors to put forth a complete case — even though significant evidence seemed to point at Aarushi Talwar's parents.

A gold signet ring purportedly owned by Lucky Luciano surfaced in 2012 with a price tag of $100,000 — even though the seller had no papers to authenticate it.

At 7 a.m. on January 24, 1989, Ted Bundy died via execution in the electric chair at Florida State Prison after murdering dozens of victims between 1974 and 1978.

After years of struggling with drug addiction and overeating, John Candy died of a heart attack on March 4, 1994.

At first they thought he had a rare birth defect. They then realized that they were dealing with a murder case.

Experts originally thought the jugs were funerary urns, but 12 years of restoration and testing have shown that they were actually meant for beer.

The mysterious band of Catholic warriors was said to be keepers of the Holy Grail — the cup of Christ that they purportedly found during the Crusades.

"It's incredible that in more than 250 million years of reptile evolution, the way the skull develops in the egg remains more or less the same. Goes to show — you don't mess with a good thing."

The wolf-dog hybrid was dated at 14,000 years old — and woolly rhinos are believed to have gone extinct around the same time.