A young boy is terrorised by what he believes is a hostile spirit, and siblings are emotionally scarred by their experiences with a supposed malicious entity

Eye-witness accounts and footage, plus expert analysis and innovative special effects show what UFOs might see from their own perspective

Throughout the world there are mysterious ancient stones shaped into perfect spheres. Many of them show clear evidence of being manmade and some completely defy explanation. The mystery of the stone spheres could provide clues about humankind's past

A fire-breathing crater burns in the middle of a desert - and some suspect it is a gateway to Hell. Scientists try to work out how an eight-foot-long Bull Shark ended up in a golf course water feature. They want to know if a 'sharknado' event lifted the creature out of the sea and dumped it inland. A photographer captures an ominous ring hovering in the sky over downtown Chicago

A second look at some of the greatest Hardcore Pawn episodes. Les is back on top, taking full control of the store, but Seth and Ashley think he might be pushing too far, too fast

Some of the greatest Hardcore Pawn episodes, as seen through the eyes of the Golds

Les, Seth, and Ashley remember Tressa, a former employee and Ashley's nemesis, and her scheme to scam American Jewellery

David Dickinson and antiques dealers Debbie Serpell, Helen Gardiner, Stewart Hofgartner and Tim Hogarth visit Carlisle. Assortments of needlework, jewellery, silver and porcelain are among the items brought in to be valued by members of the public, who then decide whether to put their treasures up for auction or accept a cash sum

Dave Carraro's feud with Tyler McLaughlin intensifies and he becomes determined to teach his rival a lesson. TJ Ott and Dave Marciano put their inexperienced new crew to the test

A series of bad decisions could spell doom for Pinwheel as they continue to fight FV-Tuna.com at the top of the leader board

Pickle must face her fear of big cats as she continues to impress Troy with her natural snake hunting talent. Bill and Tes stumble on a rumoured government testing facility and find all they can handle

Troy and Pickle attempt to track down a giant python known as the Night Serpent. Meanwhile, Tess convinces Bill to try out new hunting grounds

Three hardcore mining teams battle it out on the one patch of gold-rich-land to see who can unearth the biggest nuggets and the most gold. Socialite couple Kimberley and Ritchie White make the tough decision to move from the Gold Coast to the mine to help out

Ten mysterious mountains that are notorious for otherworldly phenomena. They include a summit in Sri Lanka that is said to be a portal to other worlds and a volcano in Washington that was at the heart of a UFO sighting

The actor continues his quest to find answers to the unexplainable, this week turning his attention to the apocalypse

The veteran actor examines sacred waters with remarkable healing powers, ancient mystics who lived for hundreds of years and a scientific breakthrough that may provide the answers to eternal life

Tony Harris separates the real from the fake in some of the most compelling Bigfoot evidence recently captured. Footprint casts from Mount St Helens may be proof that a massive, undiscovered primate lives in North America

How a fisherman's footage may hold the key to unravelling the mystery of a giant sea serpent known as Caddy the Cadborosaurus. Plus, the enigmatic case of the Lubbock Lights, where hundreds of people witnessed strange blue and green flashing lights illuminating the Texas skies, and the story of a centenarian monk attempting to mummify himself

Documentary series exploring anomalies appearing on satellite images to try and get a better understanding of unexplained phenomena

Satellites orbiting the planet more eyes on Earth's vast, unexplored areas of land and sea - revealing baffling new anomalies

Documentary series exploring anomalies appearing on satellite images to try and get a better understanding of unexplained phenomena