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In a tribute to the godfather of the pain index, Dr Justin Schmidt, Adam and Rob tangle with a new batch of extremely painful and deadly insects.

Adam thinks he's getting his revenge on Rob for selecting tarantulas by programming Rob's phobia: centipedes.

Marty tracks a vanished bull moose, while Mike races to pack out elk meat before scavengers arrive, highlighting the tension and skill of the hunt.

A customer walks in with a Tommy Boy poster signed by Chris Farley. Meanwhile, Rick tries not to slip up when making a deal on a pair of snowshoes.

A woman brings in a Japanese matchlock rifle that weighs almost as much as she does, followed by two classics: a Superman figure and a Tadeo Fender Telecaster.

Things go nuclear when a Japanese Godzilla toy hits the counter. Chum does battle over a jacket and a Johnny Drama whiskey bottle tries to join Chum's entourage.

Rick and Corey discover an old Buick Roadmaster, Chum checks out a doll and volleyball signed by Tom Hanks and a samurai sword lands on the counter.

Rene goes head-to-head with Darrell, while Lisa and her dog sneak their way into a locker that earns her stamp of approval.

Brandi is relieved after picking up a locker in Placentia. Rene goes to the office to quickly flip his money and Kenny struggles just to get through his unit.

Lisa gets clinical with her find, forcing her to take a closer look. The new guy pays heavily for a unit, while Brandi and Rene struggle.

Come and Knock On Our Locker: Brandi makes the best of a bad situation in Fullerton. Ivy snipes one locker and grabs a second, knocking out the competition.

With temperatures soaring in Moreno Valley, Kenny fights the heat by providing everyone with popsicles. Rene brings along his daughter, Tatiana.

It's a scorcher in Banning, making Kenny dress for the occasion hoping to channel a Caribbean breeze. Rene is on the hunt for hot collectibles.

There's No Crying in Pawn Stars: Chum puts his best foot forward when a Nike LeBron sneaker hits the counter, while Rick keeps tabs on a signed Pulp Fiction poster.

Chum brings out his inner warrior when a Japanese samurai mask hits the counter and a Norman Rockwell autograph comes into the shop.

Rick and Corey dart out of the shop to check out a 1968 convertible. Meanwhile, Chum desperately wants a piece of an oreodont fossil.

A look at the wealthiest all of the western military orders. Endorsed by the Catholic Church around 1129, these are Templar knights, and this is their story.

Discover the order of the Teutonic Knights, an order that survives to this very day. Here, separates the myths from the reality of their story.

The dramatic story of the Knights Hospitaller, from their foundation in 1098 and their care for the sick to their evolution into a military order.

Tournament Round 1: In the first ever Forged in Fire Tournament, four different classes of metalsmithing professionals compete for the biggest prize in the show's history.

Tournament Round 2: In Round 2, four armourers must forge a Damascus blade out of plate armour, then craft an exotic hybrid of pain and protection: the Hooded Katar.

Tournament Round 3: In the third round of the tournament, the smiths face a Damascus blade signature round before two go on to create the Knightly Poleaxe.

Tournament Round 4: Four metalsmiths must harvest materials from a metal sculpture to forge their Damascus blade, before the finalists duel with Flamberge Rapiers.

Tournament Finals: In the final round, the winning contestants face off to forge the longest round one weapon in Forged in Fire history: the Wakizashi.

The classic Fiat 500 is too expensive, so the team turn their attention to a rust-free Fiat 126 - but the complications turn into a huge nightmare.

Lauro and his sled dogs journey north of the Arctic Circle to hunt caribou, showcasing teamwork, survival skills and the Arctic's stark beauty.

Across centuries of human history, there have been many great kings, but Ivan IV does not hold this particular epithet. Experience his reign as the first tsar of Russia.

A security officer is visited by an unearthly presence at a nuclear launch site, before waking up miles away. Meanwhile, a higher power seems to protect a US Army gunner.