Blaze Monday

David Dickinson and the team head to Crewe in Cheshire, where a man trying to get the best deal for his antique barometer puts Jo Bradshaw under pressure

A seller arrives with a classic Nintendo video game, while Chum gets his hands on an autographed Olympic snowboard

Allen Haff and Ton Jones discover a pair of duelling pistols and a vintage airboat, and try to sell them at an auction in New Orleans

Paul takes Bogart's two older sisters to an auction in Weston, Ontario

Jeff returns for an auction in Orillia, Ontario, but Ursula is his top target. Meanwhile, Roy and Ursula consider teaming up to get rid of him

A woman sells an artistic statue of an old woman in a bathing suit, but when Les buys it, Seth blames Ashley for contributing to the purchase

The store is divided as Ashley and Seth lay claim to their own individual turfs, while a fake ID puts Les in an awkward situation

Ashley and Seth continue continue their tense stand-off, but a demanding customer forces them to band together. A signed and authenticated Elvis record stimulates interest

A look at UFO sightings, terrifying abductions and other bizarre occurrences, casting new light on historic cases

As the team conducts a new aerial experiment over the Triangle Area above Skinwalker Ranch, its members find shocking new evidence

Solving the Oak Island mystery feels closer than ever when the team learns it may have been reading Zena Halpern's templar map incorrectly all along

All over the world, there are giant monoliths that have been carved out of solid rock. The host investigates the possible purpose of these huge stone monuments

A seller comes into the shop with an explosive pair of crutches. Then, Rick takes a swing at one of the first books written about baseball.

Allen Haff and Ton Jones investigate one of America's oldest storage facilities, where they uncover a whaling harpoon and a rare US flag

Allen Haff and Ton Jones discover a Second World War tank barrel after outbidding the competition in Worcester, Massachusetts

A team of ancient alien theorists explores the nothon that ghosts and angels could actually be visitors from other-worldly realms

Experts contemplate whether Hawaii's islands may once have been inhabited by extraterrestrials and examine whether its volcanoes could provide a portal between space and time

A look at UFO sightings, terrifying abductions and other bizarre occurrences, casting new light on historic cases

Dave has a crisis of confidence after two of his rivals have a successful haul, while Paul's training methods prove too much for his inexperienced first mate

The team visits the home of the Leicester Tigers Rugby Club, where potentially valuable finds include a Charles Bartlett print and a silver and enamel compact

As the team members conduct their most complex experiment ever at the Triangle, they are stunned by a number of bizarre events

Exploring the dark pagan burial tombs, defence tunnels and mysterious crypts of Dublin

A look at what is arguably the most intriguing item in Hamilton White and Carl Cookson's collection - the 15th-century reliquary casket

The Queen Elizabeth, which came to an undignified end in Hong Kong Harbour after catching fire while undergoing refurbishment

A look at whether scientific knowledge can help protect people from natural disasters or that they are as vulnerable as their ancestors were to fires, earthquakes and hurricanes

A returning first mate leads his crew to the top of the table, but another vessel with a new first mate looks set to challenge him

A man tries to sell a series of poorly stuffed animals, leading to to an unusual threat being made against Les

A look at UFO sightings, terrifying abductions and other bizarre occurrences, casting new light on historic cases

Serpent gods are found in many religious texts, but could these stories be describing reptile-like extraterrestrials, and are they still here today?

An assessment of whether past plagues have been brought to Earth by aliens and whether the planet is prepared for an extraterrestrial invasion of disease

Experts assess the possibility that alien invaders could opt to destroy life on Earth rather than attempt to enlighten mankind

Experts question whether Nazi leader Adolf Hitler received extraterrestrial help in his quest for world domination

Examining the 10 most disturbing extraterrestrial encounters ever, from mass sightings in the sky to reports of alien probes found in human bodies