Suffering from a condition that caused his body to accumulate excessive amounts of fluid, Jon Brower Minnoch weighed up to 1,400 pounds and died at just 41 years old.

An African American entrepreneur, activist, and philanthropist, Madam C.J. Walker made a fortune in the early 20th century thanks to her hair care line for Black women.

The 12-foot, 200-pound punt gun could kill up to 100 ducks at a time — nearly annihilating America's waterfowl population by the 1860s.

During the 1950s and '60s, the CIA used brainwashing, hypnosis, and torture on thousands of subjects brutalized by the infamous Project MK-Ultra experiments.

Alexander Pichushkin was found guilty of murdering at least 48 people in a Moscow park — and during his trial in 2007, he demanded that the court recognize that he had actually killed many more.

Filled with calcium-coated cliffs and mineral pools, Pamukkale is a UNESCO Heritage Site in southwestern Turkey that attracts hundreds of thousands of visitors a year.

The candiru is a tiny parasitic fish that lives in South America — and supposedly has a penchant for swimming into the human penis.

The self-described prophet of the Branch Davidians cult, David Koresh led his followers into the Waco siege that left 76 of them dead in April 1993.

Known as the "Rotenburg Cannibal," Armin Meiwes killed and ate a willing victim named Bernd Brandes in 2001 before storing the leftovers for 20 months in a hidden freezer.

Bobby Dunbar vanished in 1912. His reappearance would lead to a custody battle, a possibly wrongly convicted man, and an incredible DNA test 90 years later.