Blaze Tuesday

David Dickinson and the team visit Wolverhampton, where letters from former prime ministers Edward Heath and Harold Macmillan land on Stewart Hofgartner's table

The team is offered antique photographs of outlaw Jesse James, and an amplifier for a 1950s organ

Rick struggles to maintain his tough negotiating skills when offered a 1974 Volkswagen, and the team examines a Second World War fighter plane

Allen Haff and Ton Jones buy a fighting cage and a vintage carnival game in California

Barry sets out to humiliate Ivy, Rene gets a nasty surprise, and Jarrod and Brandi find themselves surrounded by pigs

Jarrod reveals to Brandi that he has an alter ego, while Ivy attends auctions in Moreno Valley

A customer wants to sell a coat allegedly made of rare monkey fur. Seth is tempted to make a purchase that could prove beneficial to the finances of the business

The toss of a coin determines the value of a gold chain Les believes is out of fashion. A customer is upset when Seth prevents her from using the staff toilets

A woman rejects custom-made earrings, as she thought the term diamond cut meant they were diamonds. Seth puts his faith into younger sellers, believing they can outperform Les

For years many people have argued that UFOs are terrestrial in reality. Though they may be correct, it is unlikely to be in the way that they think they are

The year 1947 saw an unprecedented wave of UFO sightings that propelled the phenomenon to the world stage. Giorgio Tsoukalos examines the US Air Force's findings

A group of hikers film for several minutes as a human-shaped object floats across a valley and out of sight

How an urban legend came true during the 1930s when swarms of alligators were discovered to be living underneath the busy streets of New York City

The gang sizes up some signed presidential memoirs and a toy of Robbie the robot from the movie Forbidden Planet - but questions the value of a can of fake elephant manure

The team examines one of the rarest guns in American history, and a tyre that once belonged to Nascar driver Dale Earnhardt

Henry Cole and Allen Millyard find and restore a Triumph Trident bike. They then head out for the historic Prescott Hill Climb to set up their stall and make sales

Casey tries to rein in Rene's spending habits, while Darrell and Brandon rely on their intuition to beat the competition

Darrell plays pranks on his rivals to distract them from the best lockers, Rene and Casey have a disagreement, and Ivy is excited by the items on offer

An investigation into whether Earth's deepest caves could contain secret conduits to other worlds, or harbour evidence that aliens once visited the planet

Experts make surprising discoveries as they explore the ancient past for evidence of alien overseers

For many people, the most credible UFO reports are those raised by police officers. This programme investigates the most significant reports from police records

Between 1981 and 2011, cameras on Nasa space shuttles have picked up many images of UFOs that experts still struggle to explain

Henry Cole visits automobilia heaven, Allen and Skid fix a monkey bike, and the three Junketeers head to Stratford in a bid to sell their restored items

David Dickinson and the team visit Wolverhampton, where a book about the Titanic and a cavalry sword are among the items brought in to be evaluated

Troy and Pickle witness how far the pythons have spread as Zak and Aaron take on a new type of beast. Meanwhile, Bill and Tes tackle some uninvited guests

Avery gambles on finishing a build from his past and the authorities crack down on his vehicle-filled property, while Mike finishes his '55 LaFrance Fire Truck

Dan Abrams hosts a walk through the most dramatic outbursts and extraordinary moments to ever take place in US courtrooms.

Dan Abrams hosts a walk through the most dramatic outbursts and extraordinary moments to ever take place in US courtrooms.

Assuming there is alien life elsewhere in the Universe, could they navigate those vast distances and potentially visit Earth?

The three types of close encounters - sightings, fleeting interactions and aliens taking humans for extended periods, meeting real people who have experienced alien-life up close

For years many people have argued that UFOs are terrestrial in reality. Though they may be correct, it is unlikely to be in the way that they think they are

The year 1947 saw an unprecedented wave of UFO sightings that propelled the phenomenon to the world stage. Giorgio Tsoukalos examines the US Air Force's findings

Theorists offer compelling evidence suggesting that the ancient monolith thought to depict Egyptian pharaoh Khafra once represented an alien being

Theorists delve into the stories of people who claim to have mingled with extraterrestrial beings while they were on the brink of death

Captain Dave Marciano defies the fleet by fishing in a secret location on his own, alienating him from the others but helping his boat stay on top

The Gold family and its employees are ready to haggle as members of the public continue to bring in their unique items in the hope of raising some cash

David Dickinson and the antiques dealers visit Lancaster, where Tim Hogarth haggles over a piece of pottery

David Dickinson and the team visit Wolverhampton, where a book about the Titanic and a cavalry sword are among the items brought in to be evaluated

The gang sizes up some signed presidential memoirs and a toy of Robbie the robot from the movie Forbidden Planet - but questions the value of a can of fake elephant manure