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Rick heads to LA on a shopping trip for the shop, and finds some props from Willy Wonka and the Chocolate Factory, and a painting made by Leonardo DiCaprio.

Rick calls in a surprise expert to value a Ronald McDonald balloon inflator. Corey takes a stab at purchasing a vintage spear.

Rick stumbles upon what could be one of the first Barbie dolls ever made while visiting his good friend, Marie Osmond, at her long running Vegas show.

Robbie gets revved up for a time-travel bike in Mississippi while Mike unearths a barn-fresh 1932 pickup in North Carolina.

Four bladesmiths must forge a blade using steel harvested from a vintage pinball machine. Then, the best two compete to build a savage Barbarian sword.

You're a Good Man, Chumlee Russell: When a seller brings in a WWF figurine, Chum looks to a higher authority. Plus, Rick takes a stab at a 19th-century knife pistol.

After the Black Death, the lower class demand better wages - but England's involvements in the Hundred Year War has left the treasury empty.

An Iranian-American psychopath goes to jail in Southern California, but escapes before he can be transferred to a higher security prison.

Amanda explores the feisty affair between Henry VIII and Anne Boleyn, showing how her sexual control ended in disaster. Meanwhile, Dan learns to joust.

Ivy's locker shines some light on the business, while Lisa learns that she needs her locker about as much as she needs a hole in her head.

How the West Covina Was Won: Lisa makes a big mistake as she's too busy looking back. Meanwhile, Rene gets his hands on a bargain and makes the most of it.

Rene declares himself the king of Orange, but Dusty isn't quite ready to concede the title. Meanwhile, Kenny accidentally reinvents the wheel.

Darrell must deal with Kimber's eyes on a competitor, Dusty unpacks what could be the ultimate assistant and Rene pulls off one of his greatest profits.

When the team launches an illuminated swarm of drones on Skinwalker Ranch, they are stunned by a series of mysterious events.

You're a Good Man, Chumlee Russell: When a seller brings in a WWF figurine, Chum looks to a higher authority. Plus, Rick takes a stab at a 19th-century knife pistol.

Rick heads to LA on a shopping trip for the shop, and finds some props from Willy Wonka and the Chocolate Factory, and a painting made by Leonardo DiCaprio.

Rick calls in a surprise expert to value a Ronald McDonald balloon inflator. Corey takes a stab at purchasing a vintage spear.

Rick stumbles upon what could be one of the first Barbie dolls ever made while visiting his good friend, Marie Osmond, at her long running Vegas show.

Robbie gets revved up for a time-travel bike in Mississippi while Mike unearths a barn-fresh 1932 pickup in North Carolina.

You're a Good Man, Chumlee Russell: When a seller brings in a WWF figurine, Chum looks to a higher authority. Plus, Rick takes a stab at a 19th-century knife pistol.

Troy and Tes gamble on new hunting grounds, Ashley and Kaylyn follow an old surveyor's trail and Dusty resurrects an old boat.

Zak and Aaron make a bet with Ashley and Kaylyn to reignite their seasons, while Dusty puts his swamp bartering skills to the ultimate test.

King Darrell strives to defend his throne, but Rene and Casey signal their intentions to undermine his plans. Meanwhile, Kenny gets bowled over by his locker.

Barry turns up to auction armed with a present for a certain hustler. Meanwhile, Brandi and Bozek get a firm grip on a smaller unit.

Lisa dons her cowboy gear and brings her money sock along, while Rene sinks his teeth into an unassuming unit and Brandi goes on a scavenger hunt.

Rene and Casey roll the dice on some sealed totes in San Bernardino, while Kenny stumbles over some odd-looking car parts and Lisa shields herself from disaster.

Experts and scientists expose more dark secrets, forgotten treasures, and lost relics from some of the coldest places on Earth.

Experts and scientists expose more dark secrets, forgotten treasures, and lost relics from some of the coldest places on Earth.

As one of their most controversial scientists, Heisenberg was key in the Nazis' efforts to build an atomic bomb. How close was he to achieving his goal.

Hans Kammler's fingerprints can be found all over the Third Reich's most prestigious and deadly engineering projects, including rockets and concentration camps.

Rick takes a look at a couple of antique beer items. With beer on his mind, he then hops over to his friend's brewery to tap into the drink's history.

Come one. Come all. Step right up when an early edition of PT Barnum's autobiography shows up in the shop.

The guys check out an original work by Pablo Picasso, and a customer comes in with a saddle used by John Wayne in the movie True Grit.

The guys check out an ancient Roman Ides of March coin, an original Mad Max movie poster and an MGM lion brass knocker.

For Mike and Jersey Jon, the deals are flying in a North Carolina garage. Meanwhile, Danielle and Robbie uncover the history of a legendary hotel.

Bladesmiths salvage steel from a rusty pick-up truck to recreate the exotic Javanese Kris, favoured by Southeast Asian warriors.

Say Hello to My Little Caddy: A seller shuffles into the shop with a football signed by Da Bears, while Chum strikes a jumpman pose as he checks out a Michael Jordan statue.

After the team conducts a simultaneous drone swarm experiment in order to stimulate phenomena on Skinwalker Ranch, they encounter more than they bargained for.

Behind the Gates - Triangulation: Matty Blake has a revealing meeting with the team about the incredible events that keep occurring at the Triangle on Skinwalker Ranch.

Behind the Gates - The Obtuse Triangle: Dr Travis Taylor reveals the most mind-bending phenomena that the team has discovered at the mysterious Triangle on Skinwalker Ranch.

In 1968, airmen in North Dakota spot a huge UFO over one of the US' most high security Air Force bases. Papua New Guinea village locals report strange objects in the sky in 1959.

In 2000, two brothers spot a UFO the size of six football fields after a hunting in Idaho. A Madagascan city is plunged into darkness when a metal craft hovers overhead in 1954.