Near Area 51, a police convoy is filmed transporting an alien-looking craft in the dead of night when strange beams of light are reported in Argentina, experts investigate if it's proof of a terrifying Nazi superweapon
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A secret underground military research station in the middle of the Greenland Ice Sheet is revealed as one of the most elaborate cover stories in the history of the Cold War.
Thirty World War II aircraft all crashed in the same spot on the Greenland Ice sheet, causing experts to wonder if they all fell victim to the Arctic's Bermuda Triangle.
A nurse receives a warning from a ghost doctor, while another has an encounter with the Angel of Death.
A security guard witnesses two creepy ghosts, a nurse faces a powerful spirit in an old hospital, and long-slumbering ghosts suddenly awaken.
Merging advanced scanning technology and scientific research, this series investigates curiosities that have been lost for millennia, or never seen before, exploring how and why they ended up in the most desolate and distant corners of the planet.
An abandoned military radar station in the Arctic looks like an apocalyptic nightmare. Full beer bottles line the bar, eggs in the refrigerator, magazines open on tables. What happened to the officers?
On 13 March 1997 in the night sky over Phoenix, Arizona one of the most spectacular mass UFO sighting of all time took place. Thousands witnessed bright orange orbs moving in formation. This programme contains some flashing images.
A ghost ship is found abandoned on a remote island that's home to one of the world's last uncontacted tribes.
Deep sea explorers discover an unknown monster thousands of feet beneath the ocean killer fog threatens a town in the American Midwest a truck spontaneously explodes on a busy freeway.
Near Area 51, a police convoy is filmed transporting an alien-looking craft in the dead of night when strange beams of light are reported in Argentina, experts investigate if it's proof of a terrifying Nazi superweapon
A plane crash in the Everglades National Park leads to strange hauntings - and some believe the park may exert a dark, transformative power.
A strange series of events in Grand Canyon National Park leads researchers to speculate whether its power comes from forces that cannot be explained.
Are UFO sightings at Joshua Tree linked to an anti-aging machine and a powerful creature called the Yucca Man?
The Hawaii Volcanoes National Park is the site of strange events. Are they linked to the legendary Native Hawaiian Goddess of the Volcano, Pele?
Persistent claims and theories assert that the government's changing explanations and initial acknowledgment of a "flying disc" in the Roswell incident point to a deliberate effort to conceal potentially significant information.
Advances in technology have given us unprecedented access to distant galaxies that may harbour life. However, alien life may be found closer to home.
Alien encounters have offered a possible glimpse into the secrets of interstellar navigation. Could this one day ensure mankind's survival?
In October 2017, astronomers at the Pan-STARRS observatory saw something strange in our solar system: an object they named ‘Oumuamua', the very first observed visitor from interstellar space. This programme contains some flashing images.
While on patrol in Chechnyan forest, a Russian infantryman sees mysterious lights and fights an unknown presence that has a hypnotising effect. An intrepid Air Force engineer learns about evidence of UFOs at Wright Patterson Air Force Base.
US Navy Boatswain Mate, Robert Young, witnesses a strange green fog in the Bermuda triangle and experiences a spiritual warning that saves his life. Tech Sergeant Octavia Madden discovers her base house is haunted by the spirit of a little girl.
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