Visitors to Pirunkirkko in Heinola, Finland have often felt the presence of some sort of spirit within the cave.
Investigators may have found a rather sinister explanation for a spate of alleged 'alien' attacks on a remote village.
The enigma was first brought to light when a hunter found what appeared to be a crashed plane in British Columbia.
Michael C. Barnette is a diver and marine biologist who has spent years diving in the infamous region of the Atlantic.
A peculiar glow visible for miles around in the skies over East Yorkshire, England recently left locals scratching their heads.
A real-life version of Stephen King's terrifying killer clown Pennywise has been leaving red balloons all around Skelmorlie.
The victim of a robbery sought the assistance of a witch doctor to help get her stolen money back.
Everything from Bigfoot to UFOs will be explored as part of the popular mystery show's fourth season.
The tree, which had stood for centuries, was felled recently, leaving authorities to ponder who had done it and why.
These mysterious circular-shaped patches of ground are starting to appear at sites all over the world.
Cathy and Roy Aukamp got quite a surprise when they began renovating the walls of their basement.
Researchers have found what could be evidence of Earhart's plane under the sea near Nikumaroro.
An individual thought to have been living wild for years has been sighted by people hiking in the region.
One geoscientist has attempted to find out where the plane came down by analyzing barnacles stuck to the debris.
A mysterious four-line poem thought to have a hidden meaning has been found in a bottle along the river.
A former police volunteer believes that she has uncovered the identity of the infamous 19th-Century murderer.
A bizarre natural phenomenon in Antarctica has the appearance of blood flowing from beneath a glacier.
The mysterious Stonehenge-like structure was completely destroyed when an unknown individual blew it up with a bomb last year.
Dan Dafforn had been working on his own house in Pembrokeshire, Wales when he made the discovery.
Another maritime disaster is potentially brewing as search and rescue efforts get underway.