Carl Panzram — a tattooed, 6-foot-tall giant of a man with cold gray eyes — stowed away on a ship bound for Angola around 1920 to work as a merchant seaman. After arriving in Lobito Bay, he hired a half-dozen local guides for a crocodile-hunting expedition. But Panzram had other prey on his mind. As their canoe wended its way down the river, he shot each crew member dead before feeding their corpses to the hungry crocodiles lurking below.
Read more: History's Most Sadistic Serial Killer | Flashback | OZY