Four men enter the forge and are given the twisted challenge of having to forge blades from a giant elevator cable. Which smiths will unravel after two challenges and a brutal round of testing?

When the team work with a group of astronomy experts to conduct a telescope and rocket experiment at the Triangle Area on Skinwalker Ranch, they have their most incredible UAP encounter yet.

The Storage Buyer In You: Darrell and Ivy go head to head at locker auctions in Lancaster. Jarrod and Brandi wind up with some DJ gear. But will it be up to scratch?

In Placentia, Rene and Casey find a locker full of luggage, Barry buys a unit that makes him question his place in the auction game and Darrell discovers dental equipment.

Darrell gets himself banned from one of the auctions, Ivy beats the competition with a cool machine and Barry goes undercover - but will he be able to keep up the act?

Unique finds lead the guys to some cool sales. They try to authenticate props from the film Titanic, and Ton faces off with a rattler.

The guys get stuck with a unit they didn't want and have to sort through trash to make their bottom line.

Riders on the Pawn: Among the novel objects brought into the shop this time are a yearbook featuring Jim Morrison, and a signed buoy from the TV show Baywatch.

Did a biblical patriarch receive instructions from 200 angels, and was Egypt's most controversial Pharaoh an extraterrestrial being?

Tony and the team investigate signs of imminent alien invasion, reports of a lake monster, and a super rat collective.

Rick prepares for battle over a pair of vintage posters, Corey takes a look at an old fireman's megaphone and Chum heads over to a photo gallery.

An auction in Allen's old stomping grounds triggers memories of being a "lone wolf." The guys find a set of RC race boats.

Allen's off his game without his morning coffee, but some fun items help him re-energise. The guys find a wrestling ring and vintage animatronics.

Reality competition where bladesmiths forge bespoke knives.

Rick prepares for battle over a pair of vintage posters, Corey takes a look at an old fireman's megaphone and Chum heads over to a photo gallery.

Ton and Allen win some mobile storage vaults, and discover a Ms Pac-Man arcade machine from the 1980s and a collection of vintage Air Jordan trainers. (Series 2,

In Fort Lauderdale, Ton and Allen face-off against a major auction player. They uncover a retro Williams disco pinball machine, and put a vintage talking breathalyser to the test. (Series 2,

In Miami, Ton and Allen uncover an early digital NASA missile countdown clock and a one-of-a-kind '60s Delta Relay rocket, before unearthing an '80s Air Commander hovercraft.

While in Santa Ana, Lisa channels her grandmother in trying to turn a profit. Meanwhile, Brandi deals with the most frustrating day ever.

Darrell gets himself banned from one of the auctions, Ivy beats the competition with a cool machine and Barry goes undercover - but will he be able to keep up the act?

The buyers go to Moreno Valley, Calif.; Darrell tries to play nice; Barry Weiss lands an uncertain score.

Super Bros. Shuffle: Jarrod and Brandi land an item in Costa Mesa that could be worth $25,000. Darrell is onto a winner too when he scores some Super Mario memorabilia.

In Orange, California, Barry drops a locker on himself, Ivy Calvin digs through the garbage and finds some collectibles, and Jarrod and Brandi score a locker - but will they make any money?

Four smiths salvage steel from a railroad track in order to make their signature big blades, while two more smiths forge a monstrous seven-foot blade.

Rick checks out a rare playing card featuring a legendary surfer, while Chum examines a "Yellow Boy" carbine rifle.

When the team work with a group of astronomy experts to conduct a telescope and rocket experiment at the Triangle Area on Skinwalker Ranch, they have their most incredible UAP encounter yet.

Did a biblical patriarch receive instructions from 200 angels, and was Egypt's most controversial Pharaoh an extraterrestrial being?

"Ancient Aliens" examines 75 million years of the most credible alien evidence here on Earth, from the age of the dinosaurs to ancient Egypt to the skies over the western desert in present day USA.

Did our ancestors have an understanding of how to generate power thousands of years before modern man? Giorgio Tsoukalos theorizes that some of the most famous ruins on Earth may be long-forgotten power sources that hold a celestial connection.

As humanity prepares to establish colonies beyond Earth, are we pursuing a new future for mankind or returning to its extraterrestrial past?

Ton and Allen brave the cold in Chicago and uncover a 1984 Yamaha SS440 Snowmobile, an autographed 1920s baseball glove and an authentic 1950s Robby the Robot collector toy.

Ton and Allen face-off with the infamous auction hunter Chicago Charles, and discover a metal Victorian-era burial casket and hazardous 1870s glass fire extinguisher grenades. (Series 2,

At a major auction the guys uncover a scale RC Viper FanJet aircraft with a powerful jet engine and a 1920s Gundlach Korona camera used for photography expeditions. (Series 2,

Prohibition Pawn: Chum checks out an antique corkscrew from the Prohibition era, while Rick checks out an 1834 book of the original rules of baseball.

Rick aims to get a rifle from the 1800s, a seller flexes a signed autobiography by Arnold Schwarzenegger and a ventriloquist doll makes Corey's head spin.

Ex-Army Colonel John Alexander visits the ranch as the team receive a signal after repeating an experiment John warned could have opened a portal.

Did a biblical patriarch receive instructions from 200 angels, and was Egypt's most controversial Pharaoh an extraterrestrial being?

Tony and the team investigate signs of imminent alien invasion, reports of a lake monster, and a super rat collective.

Four more bladesmiths head into the forge to prove they have the mettle to master metal.

Ancient astronaut theorist Giorgio Tsoukalos takes a look back at some of the most mysterious yet incredible creatures ever investigated.

Andy and Paul return to a Colorado cattle ranch that has had 16 mutilations over 25 years - and features a mysterious bridge that may contain a dimensional portal.

New ground penetrating radar reveals that a number of mysterious objects may be buried deep inside of the Mesa.

Is a dead mermaid really preserved in Japan? And are UFOs attracted to nuclear facilities?

Four smiths salvage steel from a railroad track in order to make their signature big blades, while two more smiths forge a monstrous seven-foot blade.

Four more bladesmiths head into the forge to prove they have the mettle to master metal.