The world is a mysterious place, with many head-scratching happenings that defy our understanding. Here are some popular unexplained mysteries that continue to intrigue and fascinate people around the world.
A mysterious, powerful group credited with 'cover-ups' of historical events and conspiracies over two centuries — including the question mark over who shot John F Kennedy.
A region in the western part of the North Atlantic Ocean known for a high number of unexplained disappearances of ships and aircraft.
Ancient geoglyphs located in the Nazca Desert in southern Peru, known for their large-scale designs that can only be fully appreciated from the air.
An illustrated codex from the early 15th century, written in an unknown script that has yet to be deciphered, leaving its content and purpose shrouded in mystery.
An American merchant ship discovered adrift and deserted in the Atlantic Ocean in 1872, with no clear explanation for the disappearance of its crew.
Massive stone statues located on Easter Island in Polynesia, their origins and the methods of their construction remain a subject of speculation and mystery.
A low-frequency humming sound reported by residents in the area of Taos, New Mexico, with its source and cause still remaining unidentified, leading to speculation and theories about its origins.