The Bermuda Triangle is a region in the western part of the North Atlantic Ocean where numerous aircraft and ships have disappeared under mysterious circumstances.
Jack the Ripper was an unidentified serial killer who terrorized the Whitechapel district of London in the late 1800s, leaving a trail of gruesome murders and a baffling mystery that remains unsolved to this day.
The Roanoke Colony was an English settlement on Roanoke Island in present-day North Carolina that mysteriously disappeared sometime between 1587 and 1590, leaving behind only the word Croatoan carved into a tree.
The Loch Ness Monster, also known as Nessie, is a creature said to inhabit Loch Ness in the Scottish Highlands, with numerous claimed sightings and photographs, but no conclusive evidence of its existence.
DB Cooper is the pseudonym of an unidentified man who hijacked a Boeing 727 aircraft in 1971, extorted a ransom of $200,000, and parachuted into the night, disappearing without a trace and becoming one of the most elusive figures in aviation history.
The Zodiac Killer is an unidentified serial killer who operated in Northern California in the late 1960s and early 1970s, leaving behind taunting letters and cryptograms that have yet to be fully deciphered, adding to the mystery of his identity.