A grandmother catches a demon on a baby monitor; a man records footage of glistening rainbow UFO in California; mind-bending phenomena around the globe reveals a glitch in the matrix.

Mysterious orbs light up a mountainside in North Carolina. A man in Sweden communicates with a graveyard ghost. A humanoid creature perches atop a roof in Brazil.

A man seeks answers about UFOs, and a woman finds out she's not alone.

A Colorado man is tormented by a voodoo curse; baffling bright lights in the sky stun onlookers in Philadelphia; in Mexico, a child's favorite play area is invaded by the notorious duende.

A pyramid-shaped UFO is spotted over the Pentagon, a father and his children are spooked by a ghost on a playground in Rhode Island and a security camera captures strange creatures stalking a California neighborhood.

Paranormal investigators communicate with a dearly departed rock legend. A ghostly canine joins its former owner for a nighttime stroll. A government camera captures high-quality evidence of Bigfoot.

Glasses thrown at bartender and beer hoses lifted by invisible force. In Holland, a man's apartment is haunted. Strange lights above the earth caught by NASA. A haunting in Jordan and more.

A paranormal investigator is attacked by an entity in an abandoned asylum in Connecticut, a driver witnesses a strange UFO over a hotel in North Carolina and an Oregon marijuana dispensary is haunted by ghosts of the past.

A drumming session in New York is interrupted by a chilling apparition. A ghostly guest visits an Indiana museum after hours. A giant portal opens in the sky above Oregon.

A famous monster washes up on a New York beach; parents catch ghosts haunting nurseries on baby monitors; a UFO saves a Russian town.

A home security camera captures a dog’s scary encounter with a ghost, a strange creature is spotted deep within a cave in the Alps and UFOs are witnessed during the daytime by people all over the globe.

A Pennsylvania family is terrorized by a shadowy entity in their own home, a brazen Bigfoot appears in front of a large group of shocked witnesses in Oregon and two UFOs put on a show in the skies above Bath, England.

A dog leads her owner to an apparition in England; a Texas family lives in a historic hotel with ghostly guests; a hiker stumbles across a cryptid's lair deep in the Canadian woods.

Experts analyze footage from paranormal videos; specialists provide insights, while eyewitnesses give firsthand accounts of strange phenomena.

A UFO crashes a family gathering in Louisiana. In the ruins of Chernobyl, a mutated being terrifies hikers camping out for the night. A woman encounters Bigfoot's angrier, more canine-like cousin.

A shadow figure torments a cursed man in Colorado. Dark spirits attack paranormal investigators at an Italian castle. A terrifying creature lurks in a backyard in England.

A ghost appears on the Gettysburg battlefield; a sea monster surfaces in Ireland; fleets of UFOs are spotted over the skies of Philadelphia and The Hague.

Ghost hunters encounter a shadow person in an abandoned Pennsylvania asylum. An Iowa couple accidentally brings home a haunted statue. A mom in Kentucky discovers a real-life boogeyman hiding n her daughter's closet.

A colorful anomaly dazzles onlookers, orbs parade through a jail, and more.

A village is riddled with spirits, a toddler tussles with a ghost and more.

A ghost surprises shoppers at a thrift store in Connecticut. A grotesque creature corners a man in an abandoned farmhouse in England. UFOs join in on New Year's Eve festivities in cities all over the world.

A rake stalks a pack of deer in a Minnesota suburb. Phantom gunshots haunt the site of a horrific tragedy in North Carolina. An eerie shadow figure pops in and out of existence.

A team of researchers capture compelling evidence of the Yowie in Australia. An ethereal mist engulfs a roomful of ghost hunters in England. A camper is surrounded by glowing orbs deep in the Arizona forest.

A spirit box session at an abandoned murder mansion goes awry. UFOs gather in a geometric formation in New Hampshire. A poltergeist plays the accordion in Russia.

Poltergeist activity is caught on an Irish school's security camera; two Russians encounter what may be a Sasquatch while driving in Siberia; a UFO is spotted flying over Australia in broad daylight.