BLAZE

When a sinister cave is discovered in a remote corner of Iceland, experts uncover a secret underworld tunnelling to unknown depths, and using cutting-edge tech, they investigate if this strange place could hold secrets of alien worlds.

In the white ice of Antarctica, satellites discover a mysterious trail of sinister black objects, and when experts discover that it's moving, they use cutting-edge tech to investigate who or what is behind this strange phenomena.

On a Native American reservation in Utah, evidence of a man transforming into an animal is caught on camera, and some experts ask if it's proof of a Skinwalker, a legendary evil creature that can shapeshift into a deadly beast.

A suspicious bag is thrown from a car while police attempt to stop the driver for speeding.

A police officer is involved in a car crash while attempting to pull someone over for running a red light.

Rick Edwards and Beau Ouimette embark upon an epic search through the River Ouse, which winds its way through North Yorkshire, in a bid to find evidence that it was once home to Viking life.

Rick and Beau head to River Lochy in search of evidence left behind by the clashing Scottish clans embroiled in the 17th-century civil war that spread across the British Isles.

Rick and Beau head to the cathedral city of Canterbury in Kent, where they are granted special permission to undertake the first official search of this section of the River Stour.

David Dickinson is in Loughborough for today's edition of the antiques show with Simon Schneider, Mark Stevens, Michael Hogben and Jan Keyne. A World War II aviator's mask arrives on Mark's table, what looks like an old tin turns up for Simon, and a fine dining canteen of...

When a customer soars into the shop with a rare HG Wells book, and an astronomical asking price, Corey shoots for the stars. There's no horsing around when a statue made of turquoise moseys on in.

Jay Blades finds three items at the recycling centre in Altrincham to transform. Woodworking duo Josh and Oli take on some discarded branches, metal master Kev Paxton looks for a use for an old trampoline, while Jay has some forgotten fish tanks.

Competition boils over when bitter rivals Brandon and Jesse throw down over a storage unit containing an amazing movie monster and a potential hundred thousand dollar payout.

Brandon and Lori Bernier find a potentially priceless piece of rock and roll history when they unearth a record producer's storage unit.

Henry, Allen, and Guy revisit favourite auto jumble spots in Stratford-upon-Avon and Enfield. They focus on picking up smaller "guaranteed sellers" like vintage signs and oily curios to get the season's fund started.

Henry and Skid scoop up deals at Tewkesbury, uncover gems at Tettenhall Museum and hit Kempton Autojumble to turn their haul into cash.

Henry and Skid chase fresh finds at HJ Pugh, explore Matt's iconic shed of wonders and head to Newark Autojumble to turn it all into cash.

Henry and Skid get exclusive access to the storage area of the Cotswolds Motor Museum, where they find a massive collection of vintage oil cans.

Rick rocks out when a seller brings in a blazer worn by the Rolling Stones' Keith Richards. Chum brings out his inner warrior when a Japanese samurai mask hits the counter. A Norman Rockwell autograph comes into the shop.

Sarah saves three items from Earlswood Recycling Centre. Master craftsman Norman Wilkinson is faced with old railings, artisan Mark Haig has two old car axle stands to transform while Sarah gets to work on an old farmhouse table.

A bin full of outdoor barbecues could send two bidders up in flames, while a ready-to-go rave unit sounds like music to the Israelis' ears.

A can full of bicycle gear gets everyone's wheels turning. Plus, a mystery item requires a special operating licence. Will anyone be able to haul it off?

The discovery of the ancient megalithic site of Karahan Tepe in southern Turkey turned the world of archaeology on its head, displaying engineering skills far beyond what the people of the time were thought to be capable of.

John Lennon and May Pang claimed to have seen a UFO from their balcony in New York, and a sinister visitor to a remote nuclear missile launch site in Montana, which more than 40 years ago caused nuclear missiles to be disabled for 24 hours.

In West Covina, Brandi makes a serious land grab, and it pays off handsomely. Rene can't resist the mystery of a good safe. Kenny can't seem to satisfy his hunger, while Barry takes an opportunity to poach from the competition.

Rene goes big; Ivy scores a packed locker and stumbles across an antique of unusual origin; Darrell grabs a smaller unit but finds that good things do, indeed, come in petite packages sometimes.

Jay Blades finds three items at the recycling centre in Altrincham to transform. Woodworking duo Josh and Oli take on some discarded branches, metal master Kev Paxton looks for a use for an old trampoline, while Jay has some forgotten fish tanks.

David Dickinson and antiques dealers Michael Hogben, Brenda Haller, David Tupman and Simon Schneider visit Stoke-on-Trent, where a Wedgwood chess set, a crystal ball and nine diamond rings are among the items brought in by members of the public.

Look inside the lost tomb of King Thutmose II and get new clues about Egypt's pharaohs, then dust off stone hunting structures in Saudi Arabia. Visit a 1,200-year-old mosque buried in the Negev Desert and inspect a 30-million-year-old predator skull.

In the ancient Burnt City of Shahre Sukhteh, Iran, archaeologists uncovered a remarkable discovery: the oldest known prosthetic eye, made of gold.