BLAZE

A scenario demonstrates the potential for disaster from a `runway incursion' at a busy airport; 583 people are killed when two airliners collide in the Canary Islands in 1977; 34 people die when two planes collide in Los Angeles in 1991.

A super fan takes an unwelcome swim at a celebrity's house; a man goes wild at the gym and on the streets of Miami - totally naked; bank robbers attract a crowd when they throw stolen cash out their car window, and more.

A Florida tourist decides to take a scenic car drive through the ocean; a fugitive fleeing from police hides in plain sight; a neighbourhood vandal wears the proof of her crimes.

In Michigan, a father and son see strange lights and call the sheriff's office. In France, a craft known as Angel Hair is spotted hovering over school grounds.

On Halloween night in 2004 the police receive over 50 UFO reports in the Chicago area. And in Buck's County, a contractor sees a large object pass over his home.

In July 1991, Michael Sams kidnapped Julie Dart and took her to his workshop in Newark where he kept her in a makeshift coffin before killing her after she tried to escape.

Henry, Allen and Guy uncover a vintage Chopper and a motorised bicycle from the early 1950s before heading to an auto-jumble at Mallory Park racetrack to sell their finds.

Les and Seth pay a visit to a customer with a garage full of amazing vintage cars, Karen stumbles while trying to make a big deal and Ashley forces a customer to kiss a Gremlin for money.

With Ashley left in charge of the store, the employees go a little crazy. Karen gets caught putting on a fashion show during store hours and Bobby J gets called out for being rude to a customer.

An argument with Seth leaves Ashley in tears and Karen attempts to broker a peace deal, Bobby J takes a joyride on two-story tractor, and a watch snob finds himself on Seth's bad side.

David Dickinson and his team of antique dealers visit Northwich in Cheshire today, Mark Stevens tries his hardest to buy everything that comes to his table but will he be able to? Tim Hogarth is given a run for his money by the sellers and other dealers in the den include Jan...

David Dickinson helps members of the public in Welwyn Garden City sort the treasures from their rubbish, offering them the chance to put items up for auction or accept a cash sum.

A rescue buoy from the set of Baywatch signed by David Hasselhoff and two flintlock blunderbuss pistols come into the shop. Rick and Corey check out a six-person solar bike.

A Civil War drum, an 1834 book with the original rules of baseball and a 1970s skateboard are brought into the shop.

Ursula gets fed up with Roy's antics at an auction in Old Weston, Toronto; Cindy gets more than she bargained for from her locker.

Paul and Bogart decide to tuck away their tricks and gimmicks for an auction held in Leaside; Roy gets to know Canadian metal icon Robb Reiner of Anvil.

Jesse and Papa Bear team up to bid on a safe protected by barbed wire, but what's inside? Brandon and Lori win a surfboard.

Lori goes behind Brandon's back as she teams up with Jesse to bid big. Papa Bear thinks there might be a shotgun hidden in one lot.

David and his dealers are in Winsford where Helen Gardiner discovers that clinching a deal for two rare German toys is far from child's play and Henry Nicholls gets a blast from the past from a retro phone.

David and his team including Corrie Jeffrey, James Layte, David Hakeney and Debbie Serpell are in Oldham today where a fascinating medal turns up on James's table.

David and dealers Michael Hogben, Brenda Haller, David Tupman and Simon Schneider find bargains hard to find in Oldham, but a mysterious pair of black glass jugs causes a stir in the room.

David and his dealers are in St Albas where Ian Towning is wooed by a Brazilian charmer for a retro clock and Karen Dalmeny finds herself losing her patience and cash over a stereoscope.

A James Brown suit comes into the shop, and Corey and Chum check out an artist proof from the film Anchors Aweigh.

Corey and Chum look at a water-propelled jetpack. Other valuable items that come into the shop are a promissory note from the Mexican-American War and a statue of the Hindu god Shiva.

Partnerships are tested in Brampton; Bogart puts Paul on a diet, and he complains about it; Cindy wants Rick to wear a new shirt that he doesn't like.

Paul and Bogart declare war on Rick and Cindy at an auction in Orillia. Rick and Cindy get to meet former Stanley Cup champion Nick Kypreos.

The ancient Greeks, Egyptians and many other cultures have legends about exceptional children who are the offspring of humans and the gods. Could the stories be more than mere myth?

Is it possible that the world's greatest ancient relics are hidden on purpose - and protected by an extraterrestrial source?

US Air Force reservists are pursued by lights while flying back to their base. Plus, constable Godfrey loses consciousness when he investigates a strange disruption.

A hitchhiker spots a pattern of lights and is terrified when they seem to attack him. A sighting in France becomes one of the most investigated cases in UFO history.

Henry Cole, Allen Millyard, and Guy Willison head to Phil and Annika's maze-like sheds where they find a pair of 1940s motorbikes before they head to a massive auction in Tewkesbury to stock up, but Newbury Park turns out to be a tough market.

David Dickinson and his antique dealers travel to Welwyn Garden City, where an unusual letter opener and some flying helmets are amongst the items brought in.

Welwyn Garden City in Hertfordshire plays host to David Dickinson and his team of antique dealers. Interesting items include some ivory netsukes, a collection of Beatrix Potter figures and a pair of candlesticks that once belonged to actress Diana Dors but could an Edwardian...

Strange satellite images taken above the Nile Valley could point investigators to long-lost relics buried in an unexplored city of the dead; what they find could reveal new secrets of Kush, a once-mighty kingdom of untold gold and treasure.

New satellite evidence shows a mysterious spiral structure from space, and experts think it could be the lost city of Atlantis; using cutting-edge technology, they investigate the truth behind this odd phenomenon.