Pain In The Ice. Following the Arctic storm that drove everyone to shore, Shawn embarks on a marathon dive and Kris unveils a diving relay with The Reaper's new diver, Shaunna.

Permit delays force the Poseidon Crew off road as they try to survive the season. Plus, the Dust Devils gamble big in the hope of finding fine gold.

Deadly Crocs - Dangerous Air. The Rockhounds hunt a rainforest river system by crocodile-infested waters. Plus, Jarrin and Hugh confront low oxygen levels and crumbling mine walls.

Respect Earned. After suffering chest pains, Sig awaits news in the hospital. Wild Bill pilots the Summer Bay whilst handling conflict on deck, and Sean lays down the law with Zack.

Man Down. The perilous Bering Sea is wreaking havoc. Sean is set to collide with another boat, two deckhands get taken down on the Wizard, and Jake almost loses a deckhand, twice.

Pompeii's Evil Twin. The sunken town of Baiae remains frozen in time, lying on the seabed of the Bay of Naples. Now, marine archaeologists investigate its fascinating secrets.

The Warrior Queen's Treasure. Josh Gates searches across England to unearth a cache of ancient treasures belonging to the legendary Celtic queen, Boudica.

The Fortune Of The Buzzard. Josh Gates is on the trail of the legendary lost treasure of the notorious pirate, The Buzzard - a fortune rumoured to be over a billion dollars.

Mesa Meltdown. A young family struggles with their first winter in Arizona's high desert. The Raneys race to solve the homestead's freezing water and food issues.

Boulder Boys Aaron and Ron almost lose their $60,000 excavator on unstable ground. Off-the-grid opal hunting family The McFarlanes race a storm in Lightning Ridge.

Desperate for a find, the Bushmen gamble on a dangerous mining method deep below ground. In Lightning Ridge an injury causes The Bros a serious setback.

Sub-Zero Scramble. The Bering Sea threatens to claim Sig and Wild Bill's gear unless they can beat the rapidly freezing waters. Rip takes on a massive amount of extra quota.

Port Of Last Resort. As ice blocks St. Paul Harbor, captains race to deliver their final snow crab. Sig deploys a risky tactic and the Wizard's 77-year-old hull cracks open.

Winds Of Misfortune - Part 1. A series of questionable calls by Kris brings the Mistress to her breaking point. Mr. Gold takes a huge gamble by mining Cooper Gulch.

Winds Of Misfortune - Part 2. A series of questionable calls by Kris brings the Mistress to her breaking point. Mr. Gold takes a huge gamble by mining Cooper Gulch.

Jacqui and Andrew are targeted by potential gold thieves. Marcus and Linden hunt ground close to the site of the biggest nugget ever found in Western Australia.

From the Ashes. A biology student and an expert survival instructor team up on the swampy shore of Croatia, but their strong partnership is tested by a freak accident.

Stone Cold. An Army vet and a newly married man grapple with gender norms as they hit the mountains of Croatia. They must bond closely as a vicious storm threatens to rip them apart.

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North Carolina Pick And Haul. In North Carolina, the crew search for items at a Mediterranean-style mansion. They salvage stone tubs and three-tier chandeliers.

Maryland Strip Mall. The crew rescue items from a sporting goods shop in Largo, Maryland. Robert and Grayson face a challenge to salvage the property's electrical system.

Total Meltdown. Suffering the icy burn of possible defeat, Kris wrecks his 3-diver relay plan and abandons his crew. Meanwhile, Shawn is forced to question TOMCOD.

Cold Man And The Sea. The clock ticks as Shawn races to prove the viability of the TOMCOD. Plus, Kris makes amends with his crew and Brad dives for the first time in five years.

Marcus and Linden fear a flat battery could leave them stuck in the outback for days. Plus, Shane and Russell attempt to get their season on track.

Crystal Climax. In the final week of the season, Patrick gets an offer for their million-dollar Amethyst cluster while his team race to unearth $200,000 of crystals.

Hillstrand's Last Catch. Two old friends race to finish their seasons. Johnathan Hillstrand wants to bid farewell in a blaze of glory, but the Bering Sea may have other plans.

Lost At Sea. The Coast Guard scours the Bering Sea for a missing crab vessel, while the fleet awaits news on fate of its crew. After a plea from his wife, Sig ponders an early exit.

Finding Sparta's 300. Thermopylae was the site of an iconic ancient battle. Legend says that in 480BC, 300 Spartan warriors died there - experts reconstruct the lost battlefield.

Lost Tomb Of The Mummy. Josh Gates investigates an active dig site in Egypt. He joins renowned archaeologist Dr. Zahi Hawass, who is on the cusp on an incredible discovery.

Plummer's Gold. Josh sets off to search for the lost fortune of a notorious Montana sheriff. During his investigation, Josh blows open a mine that's been sealed for over a century.

Where The Wild Wind Blows. A Colorado war veteran's family and stable of horses are ravaged by hurricane-force winds that make subsistence all but impossible.

The Young Guns' claim is ravaged by a vast dust storm. Meanwhile, the Boulder Boys chase old leads and the Bushmen face a disaster fifteen metres underground.

A summer storm sees the Young Guns race to save their only claim from a flood. And, former trucker Chris arrives in Lightning Ridge, desperate to make a fortune in opal.

Call Of A New Generation. A new generation braves the sea, forging unlikely alliances across the fleet. As high prices draw foreign boats, captains young and old band together.

Sprucing Up Spruce Mountain. The publicly owned and operated Spruce Mountain Ski Lodge is in need of vital repairs in order to keep serving the community.

Additions For Generations! Chase Morrill teams up with his brother, sister and best friend to save and transform abandoned cabins buried in the remote Maine woods.

The Poseidon Crew finally start digging legendary ground in search of a multi-million-dollar nugget. Shane and Russell endure the snake-ridden wilderness in Pilbara.

Frozen in Fear. A marine biologist and a special forces veteran take on Canada with no clothes. The bitter cold, torrential rain and wandering bears make every night a struggle.

Bad Blood. Self-taught survivalist, Angel, teams up with student Nicole, a black belt in Taekwondo, and the pair sets out to engage the drought-stricken lake beds of Nicaragua.

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Last Trip To Cap Center. The crew focus on salvaging exterior items from the sporting goods shop in Largo, Maryland. Later, they repurpose a box of old farm equipment.

New Jersey Mansion. The crew salvage items from a mansion in Livingston, New Jersey. This historic home challenges the team with unusual design nuances and well-built features.

Freezer Burn. Shawn fights frozen ground with steam heat when the temperatures plummet to a season low. Plus, Vernon gambles on a new spot and Kris has a plan to beat the cold.

Up In Flames. As an Arctic blizzard wreaks havoc across Nome, Kris finds gold under the ice, but fire erupts overhead. And, Shawn struggles to rescue his operation.

A wet plant disaster threatens the Dust Devils' potentially lucrative fine gold find. Plus, the Gold Timers desperately try to turn their season around.

Aqua Hues And Sapphire Blues. Patrick Gundersen's team tackles harsh terrain in the hunt for aquamarine. Plus, the Rubyvale Boys battle against mechanical malfunctions.

Last Damn Arctic Storm. After the Destination tragedy one last storm hits Edgar, Bill, Sean and Jake. The Coast Guard fear the worst for another fishing vessel as it takes on water.

The crews of the Northwestern, Seabrooke, Time Bandit, Wizard, Kodiak and Ramblin' Rose return to the perilous, icy waters of the Bering Sea for more hardcore crab fishing.

The New Secrets. Experts use cutting-edge technology to investigate one of the wonders of the modern world. They reveal mysteries hidden in its foundation.

The Lost Tomb Of Attila The Hun. Josh travels to Hungary to look for the lost tomb of Attila the Hun. Legends lead the search to the mountain forests just outside of Budapest.

The Vanished Empire. Josh Gates travels to Greece to find out exactly how the mighty Minoan civilization disappeared from the ancient world.

Bridge Over Troubled Water. Oregon homesteaders find their dream in jeopardy following a near-fatal accident. A dilapidated bridge has cut them off from their land.

The Tunnel Rats get the lifeline they desperately need. Meanwhile, veteran prospector Col Duff is preparing for a week-long opal hunt far from civilisation.

After an injury to one of their members, the Young Guns face a tough decision on how to continue mining. Plus, the Cheals break through to a long-lost underground mine.

Wheelhouse Bound. Sig gets tough news at sea, forcing the Hansens to make a critical decision. Meanwhile, Jacob reaches a stalemate with Keith on the Wizard.

Amazing Grace. Sig buries his beloved mother and the last of his family's pioneering generation. Plus, Sean Dwyer sees trouble in a new partner.

Valley Of UFOs. Phil and Jess continue their investigation into Utah's Uintah Basin, where reports of UFO encounters have terrified locals. The team uncovers stunning new evidence.

Cracking The D.B. Cooper Case. Josh Gates sets off on an expedition to crack the mystery behind the perpetrator of the only unsolved plane hijacking in US history.

A robbery at the Gold Retrievers' camp puts more pressure on Chris and Brad's partnership. Marcus and Linden finally hit a rich patch of nuggets.

Washed Out. An extreme athlete and a book smart bartender tackle an Ecuadorian cloud forest where it rains daily. Will their inability to know their own limits get the best of them?

Strength In Pain. An adventuress teams up with a wilderness instructor to take on the tropical rainforests of Honduras. But will they survive a close encounter with a deadly snake?

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Firehouse Number 7. Firefighters ask the team to rescue what they can from their old fire house. Then, the guys fill up their trucks with international treasures in North Carolina.

Virginia Tobacco Plant. The team battle intense heat to hunt for items at a cigarette factory in Virginia. Later, Mike and Tay build a love sign from repurposed materials.

No More Mr. Ice Guys. Shawn pushes himself and his equipment to the edge. Kris and the Kellys recover from the engine shack fire. Vernon pitches his operation to a big-time investor.

Winter Take All. As the miners rush to solid ground before the ice vanishes, Mr. Gold outlasts the fleet to secure TOMCOD and Kris assembles a makeshift operation.

The Gold Gypsies could be sitting on a fortune but must decide whether to take a huge gamble. A water shortage halts Shane and Russell's operations.

Safety Thongs. Newcomer, Neil Wilkinson Jr., abseils down a deadly mineshaft in search of cubic fluorite, while Jarrin and Hugh take the plunge into frigid waters.

The crews of the Northwestern, Seabrooke, Time Bandit, Wizard, Kodiak and Ramblin' Rose return to the perilous, icy waters of the Bering Sea for more hardcore crab fishing.

First Blood. Jake becomes suspicious of Captain Keith's true intentions when he offers to take him on as an apprentice. Plus, Sig plots his revenge against his newest rival, Jake.

Egypt's Buried City. Experts use cutting-edge technology to investigate a lost city buried in the Sahara. Archaeologists are uncovering the city's forgotten ruins and dark secrets.

Return Of The Yeti. Josh Gates heads into the Himalayas to obtain scientific evidence of the Yeti. This time his mission is personal and takes him into uncharted territory.

The Monster And The Mountain. Josh ascends higher into the Himalayas to explore caves. Plus, he investigates the mystical ties the fabled beast has with the Nepalese people.

Denali Double Rescue. The Raneys enter the shadow of Mount Denali. Marty, Misty and Matt address food, water, and shelter concerns so both homesteads may survive winter.

The Bushmen combat opal thieves on land and in the skies. Plus, Lightning Ridge's Gavan McFarlane puts his son to work and the Boulder Boys dig their way out of trouble.

The Bushmen stay up late to drive out poachers from their mine. Plus, Col Duff reunites with Greg in one last push to find opal before the summer heat gets too much.

Bering Sea Superstition. A new deckhand falls ill on the Time Bandit, raising questions for Andy. Captain Rick deals with a severe crew injury and Wild Bill's plan A fails.

In Need Of Rescue. Sig returns from his mother's funeral only to find his gear in harm's way. The Coast Guard gets a call to extract a sailor with broken legs 200 miles out to sea.

A Brave New World. Richard Hammond eyes a classic Bentley driven with synthetic fuel at Goodwood. Plus, the Hammond family's Discovery breaks down, leaving Mindy stranded.

Passion Over Profit. Anthony gets the chance to do driver training in a race-spec Nissan Skyline GTR at Donington Park. And a bizarre military vehicle enters the workshop.

Jacqui and Andrew feel the pressure as they battle hard rock ground that could ruin their latest deal. Plus, Shane and Russell search an ancient mine.

The Monster. A California Buddhist and an Oregon fisherman take on the dangers of the bush in Queensland, Australia. How will they fare against the local saltwater crocodiles?

Rain Of Terror. Amateur outdoor adventurer Kaila joins forces with survivalist expert Trevor to try to survive in the isolated and inhospitable jungle in Ecuador's 'Cloud Forest'.

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Cascades Inn. The team are in Bath County to salvage items from the Cascades Inn. Back at the shop, Mike works with the crew to revamp a customer's family heirloom.

Liberty Trust Building. The team take on an old bank in downtown Roanoke, Virginia. Later, they return to the shop to create a wedding present for Grayson's big day.

Proving Grounds. Jake is enraged when his deckhand falls asleep on night watch, putting the entire crew at risk. Plus, a monster wave hits the Time Bandit.

Raw Deal. While Keith and Johnathan test the boundaries of partner fishing, Captain Jake struggles to stay cool with a problematic deckhand. Later, Wild Bill takes one for the team.

Settling The Score. Winter kicks into high gear on the Bering Sea. While an unruly deckhand forces captain Sean Dwyer to enforce his dad's law, Keith struggles with new greenhorns.

Part 1. Alone on the water, days from land, the Northwestern catches fire. On the Time Bandit, a family emergency forces Johnathan to make a desperate move.

Rookie Mistakes. With Dan stuck at home, Justin starts the new mining season alone. He is dealt a huge blow when their rich underground mine has been pegged by another miner.

Wild Wild West. Justin's excavator has an expensive oil leak. Plus, Col's crew are a man down and the Fire Crew are on a wild goose chase hunting a bounty of fabled fire opal.

Going Under. For the Rookies, there's tension as a new partner leads them on a wild goose chase underground. Plus, the Cooke Brothers' season is off to a bad and dangerous start.

Mookaite N Miracles. The Rockhounds need a miracle to turn their season around. Kirsty and Patrick need to find rare Ocean Kyanite crystals to have a chance of recouping their debt.

Thrill Of The Hunt. Pete and Kyle take the biggest gamble of their season, hunting valuable Tourmaline crystals. Hugh and Jarrin tackle the world's only Stitchtite quarry.

Deadly Crocs - Dangerous Air. The Rockhounds hunt a rainforest river system by crocodile-infested waters. Plus, Jarrin and Hugh confront low oxygen levels and crumbling mine walls.

The Gold Devils leave their main base to return to an old lease. In Western Australia's tropical north, Alan and Salty push their off-road adventure to the limit.

In flooded Victoria, the Poseidon Crew are forced back onto an old lease. Jacqui and Andrew get separated at night in far north Queensland.

To increase gold production, the Gold Devils attempt to run three machines at once. The Gold Retrievers set a one-week ultimatum to find 10 ounces of gold.

I Can't Breathe. Larina is on the verge of losing custody of her child due to her hoarding. But when confronted to let go of her clutter, her compulsion threatens to win the battle.

Tiny Monsters. Sherry's hoard has broken up her marriage. Now, authorities are threatening to take away her children and condemn her home. Can she break her bad habits?

Great White Shark And Grizzly Bear. A man reveals how he was nearly torn in half by a great white shark. Another man shares how his face was destroyed by a 700lb grizzly bear.

Taipan Snake And Mountain Lion. Using cutting-edge medical advancements, skilled doctors piece back together the body of a man who survived a deadly mountain lion attack.

Balloon Man. In Peru, diver Alejandro's body has blown up like a balloon. Marc from Germany has to drink 20 litres of water every day or risk death. Will doctors offer a cure?

Joined At The Head. Italian professor Letitzia feels no physical pain and has broken limbs with no discomfort. Filipino twins Czarina and Ciara, 7, were born joined at the head.

Heart On The Outside. In India, Arpit was born with his heart positioned on the outside of his rib cage. In Brazil, Winny suffers from a rare disorder that means her skin falls off.

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Big Boy Bucks. The buyers take a gamble on vintage casino and advertising items, including a Bob's Big Boy statue in Vegas. Meanwhile, a rare Elvis recording could pay off big time.

Gunning for Dollars. A giant Gatling gun and a rare advertising piece from Nabisco Cookies are among the items that interest the buyers at a gambling auction in Las Vegas.

Vancouver. The buyers bid on seized items and property at a police auction in Vancouver. Mark is interested in a magnetic drill while Billy and the Martins battle for vintage comics.

NYC Transit. The buyers are at the New York City transit auction that contains 14,000 items. Billy and the Martins compete for a Stradivarius violin possibly worth $1 million.

Toronto. The buyers bid against one another for lost airport items in Toronto. Mark and Billy bid for photography equipment and the Martins want a rare stamp collection.

North Carolina. The buyers are in North Carolina to bid on lost, damaged and misplaced freight. They all compete for a box of war antiques, plus they bid on a cage of unknown items.

Diamonds in the Rough. The Baggage Battlers are back. Today they visit an auction in Brooklyn, one of the busiest shipping ports in the USA, but will they unearth any treasures?

Breaking the Bank. The Baggage Battlers head to Atlanta, Georgia, to a freight auction where Mark spies some Rolls Royce aircraft parts, but will his bid secure the items?

Blast from the Past. The Baggage Battlers head to the Boston Estates Auction to gamble on historical items, but is a document announcing George Washington's death the real thing?

Man on Fire. The Baggage Battlers head to Greensboro, which is a major hub for imported and exported goods. But will they unearth any valuable items in the lot at Quality Salvage?

MotherTrucker. When a beat-up Chevy truck rolls into the yard, Andy thinks it's too valuable to crush. Bobby isn't pleased when Andy decides to flip it, but Andy sees dollar signs.

Re-Cooping Losses. Andy gives Bobby the keys to his Cooper to flip, but this Mini has major issues. With his dad occupied, Andy takes on projects Bobby would never approve of.

Like Father, Like Datsun. Bobby fixes up a '76 Datsun 260Z as a surprise gift for his wife. Andy takes a Jeep Wrangler to Ocean City Jeep Week but a must-fix problem pops up.

Extra Mustard. Bobby takes on the build of a lifetime - a hot dog truck. Andy would never approve, so Bobby suggests he attend a car show out of town to get him out of the way.

The Convertible C10. The engineering on the convertible C10 works in theory, but making it work in practice is the next step. A team bring in a replica '67 Cobra with a bad engine.

'Mueller? 'Mueller? Of all the different versions of the VW Bug, there is one that stands out - the Hebmueller. There are thought to be only about 200 of them left.

The Holy Grail, But Customized. The VW Bug build continues, and the challenge is to keep what makes the car a Hebmueller intact, while taking bold steps to turn it into a hot rod.

Bill's Baja Truck. Bill and the guys transform a wrecked 2017 F150 into an angry-looking, one-of-a-kind vehicle. They also build a custom air suspension bike trailer.

Black On Black On Black Cadillac. Hip hop artist Slim Thug wants his rusty '59 Cadillac as flash as his car collection. The result is a black roadster that would make Batman jealous!

Tunnel Of Terror. Russell uses a robotic dog to explore an abandoned mine and discovers some unusual evidence. Bryce follows up on a terrifying 60-year-old Bigfoot encounter.

Dual Pursuit. Evidence of a cloaked Bigfoot leads the team to investigate near an abandoned mine. And Bryce stumbles across evidence of a possible missing person.

Wind Walker. The Alaska Midnight Sons head near Denali National Park to investigate one of the tallest and most aggressive Bigfoots they have ever gone after.

Thunderfoot. The Alaska Midnight Sons head into dangerous bear country to investigate a creature known as Thunderfoot that has been attacking grizzly bears.

Graveyard Of The Great Lakes. Treacherous Lake Superior has claimed thousands of lives. Phil and Jess dive into an investigation to uncover the alleged paranormal activity.

The Ozark Howler. Jess and Phil venture deep into the Ozarks to investigate a mysterious predatory beast. New recordings of chilling howls lead to a shocking revelation.

Alaskan Lake Monster. Phil and Jess search whitewater rapids and a frigid Alaskan lake for a legendary beast that's now the target of serious scientific inquiry.

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The Wizard of Odd. A lost property auction in reveals an old-school boom box from the 1980s, while a buyer is over the rainbow about a rare 'Wizard of Oz' piece in a sealed trunk.

Safari Sale. The buyers visit South Africa for a once-in-a-lifetime auction, and Billy appraises a ceremonial mask. Will profit still be made outside the specialist's comfort zone?

Goldslingers Part 1. After securing a lucrative claim, Shawn Pomrenke has a plan to become the leading miner in Nome. And, Zeke Tenhoff works on an ambitious sailboat.

Goldslingers Part 2. Shawn unleashes the Christine Rose to try and find a lucrative riverbed. Vernon's new crew go for a test dive, but the practice takes a dark turn.

The Goldtimers hire a 7-tonne loader to end their gold drought. The Dust Devils risk running out of water. Marcus vanishes while clifftop detecting.

Heart Of Glass. The Rubyvale Boys help a neighbour in need for a cut of the sapphire spoils. Tom heads to the Tasmanian mountains in search of meteorite-impact glass.

Dead In The Water. Sean and Casey forge an alliance but when one strikes crab, will he betray it? Plus, will Wild Bill's risky new bait and fishing strategy pay off big?

Salt Wounds. Sig heads off the grid on a daring midnight mission, hoping to shake his rivals. Plus, Keith receives big news from his doctor regarding a mystery illness.

Vesuvius's Secret Victim. When Pompeii was destroyed by an apocalyptic volcano, another town was destroyed, too - Herculaneum. It is one of history's most perfectly preserved towns.

Out Of Thin Air. Josh's quest takes him from the frozen slopes of Mount Everest to the isolated forests of Bhutan. He uses bait to try and force an encounter with the beast.

Unmasking The Myth. In the finale, Josh rafts into the remotest corners of Bhutan to capture some of his best evidence yet of the reclusive Yeti.

Land Of Fire And Ice. A single mum is unprepared for winter in Interior Alaska. Facing summer wildfires, the Raneys battle still-frozen ground to secure water and food.

The Young Guns risk it all to find rare pineapple opal. Meanwhile, the Boulder Boys take on deadly ground and the Bushmen face a race to the hospital.

The Young Guns face an uncertain future when James gets injured. The Bushmen find opal on the boundary of their mine, and rain slows down the Cheals.

Blood And Treasure. When Sig and Mandy disagree on a fishing strategy, Clark is caught in the middle. Wild Bill comes down hard on deckhands as Linda gets too close to danger.

Cold Hard World. On the Saga, Sean Dwyer joins Jake for a high-risk trek west to Adak Island. Meanwhile, Rick attempts a dangerous shortcut through the treacherous Unimak Pass.

Beastly Feet. A husband hopes Dr. Sarah can rid his feet of fungus and save his marriage. A woman with webbed toes and low self-esteem seeks Dr. Ebonie's help.

Alien Brain Toe. Dr. Ebonie removes an 'alien brain' growing out of a cancer-survivor's toe. Dr. Sarah reconstructs a woman's twisted and dislocated toes.

The Poseidon Crew are running out of time to find a 1,000-ounce nugget. The Gold Retrievers work through the night in an attempt to escape dangerous summer heat.

Hangry. Stonemason Shannon teams up with firefighter Tim in the extreme heat of Trinidad's tropical rainforests amongst tumultuous rainstorms and bubbling mud volcanoes.

Melt Down Under. A Swedish adventure guide and a Texas military vet tackle Australia's Outback. Windstorms, freezing temperatures, lack of sleep and cultural differences flare.

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Roanoke Fire Station 1. The team rescue items from a historic firehouse that is being transformed into a restaurant and brewery. Later, Mike and Tay visit a vintage shop.

Roanoke Bell Tower And Sign. Recruited by a local church, the team remove a weakening bell tower. Later, Mike works with a customer to design a stunning checkout counter.

Dredge Full Of Dollars Part 1. Shawn has a bold plan to rebuild the Myrtle Irene. Zeke tests out his unique sailboat dredge, and Vernon exams his claim with an underwater drone.

Dredge Full Of Dollars Part 2. Shawn is given permission to rebuild the Myrtle Irene, but it's going to be more expensive than he thought. Veteran diver Bob battles strong currents.

The Poseidon Crew hunts for bush gold. The Gold Gypsies face a tough decision. The Victoria Diggers' perseverance could finally pay off.

Rock Hard. Patrick and Kirsty revisit a 15-year-old ocean kyanite dig site. Kyle and Glenn must pivot from quartz to black agate to reach their huge dig target.

Collision Void. Keith struggles to keep the Wizard afloat as a flooding collision void threatens to sink him. Plus, Jake is left stranded when a boat part goes missing.

Arctic Hurricane. A massive Arctic hurricane causes treacherous conditions, threatening to capsize the Saga. As the captains rush to the harbour, Wild Bill heads into the storm.

new discoveries reveal who the Romans were trying to keep out with this 72-mile-long megastructure.

Close Encounters. Josh Gates starts his extra-terrestrial search with a visit to NASA and an alien-hunting expedition in Chile, where scientists make new discoveries.

Ancient Visitors. Josh is on Easter Island, where ancient alien theorists believe aliens visited millennia ago. And, he goes meteorite hunting in Zimbabwe.

Living On The Edge. The Raney family begin their most ambitious rescue ever. Marty attempts a dangerous river crossing to get expensive gear to the homestead.

One If By River, Two If By Air. Helicopter pilot Eric battles dangerous weather conditions on an aerial supply mission. Plus, Misty and Maciah work on an innovative greenhouse.

The Blacklighters spot one of the deadliest snakes in the world. The Young Guns take on a dangerous new mine, and the Opal Whisperers hunt for cathedral pattern opal.

Rory and Oscar are forced to operate their dad's drill rig for the first time. The Tarantos are struck down by sickness, and the Bushmen build a dangerous mine roof.

Anchor Management. As a continent-size storm pummels the fleet, John and Andy fight to save their anchor and the boat. Plus, an orca befriends the Northwestern.

Million Dollar Season. A storm threatens John's record-breaking run as Keith helps triangulate the crab. Jack braves treacherous tidal currents and chaos strikes the Wizard.

No Jane, No Gain - Part 1. A brand-new arrival shakes up the gold game as Emily shows Jane Kilcher the ropes of running a dredge. Kris Kelly deals with an excavator malfunction.

No Jane, No Gain - Part 2. A brand-new arrival shakes up the gold game as Emily shows Jane Kilcher the ropes of running a dredge. Kris Kelly deals with an excavator malfunction.

Shane and Russell take the biggest gamble of their season. Marcus, Linden and Dale desperately need new ground before intense heat shuts down their operation.

Lost At Sea. A dive master and a Navy Seal are stranded at sea, where they face exposure to deadly sharks and heatstroke. Can they work together despite their differences?

Eye Of The Storm. A wild child and retired sergeant are stranded in the Belize jungle after a catastrophic hurricane that threatens their entire challenge. How will they get on?

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Dublin Mill. The team remove a dated water turbine from the historic Belle-Hampton Farm. Later, Mike and Tay return to the shop to build a kitchen island cart.

Roanoke Bell Tower And Sign. Recruited by a local church, the team remove a weakening bell tower. Later, Mike works with a customer to design a stunning checkout counter.

Papa Got A Brand New Dredge 1. Shawn and his crew make impressive progress on the Myrtle Irene. Zeke has an exciting offer for Vernon, while Emily tries to recruit a talented diver.

Papa Got A Brand New Dredge 2. It's a critical moment for Shawn as the Myrtle Irene is put in the water. Steve continues his hunt for a job, and Kris embarks on a risky adventure.

The Poseidon Crew dodge bushfires. The Gold Gypsies go on a night-time detecting mission. Shane and Russell push their wash plant to breaking point.

No Shayne No Gain. In their bid to set up a second sapphire mine, The Rubyvale Boys face equipment failures. And the Neils risk their lives in an abandoned quartz mine.

Clash Of Kings. Sig seeks revenge for his son-in-law's prank. Jake faces sudden challenges in freakish weather. Josh and Casey make a bet. Wild Bill fights to make his last delivery.

Becoming Captain. A US Coastguard chopper attempts a dangerous rescue as Sean and Josh seek help from above. Edgar takes a major gamble and rejects advice from brother Sig.

Hitler's Lost Bunker. The underground bunker of Adolf Hitler is home to some of the greatest secrets of the Nazi regime. Experts use cutting-edge technology to uncover new evidence.

UFOs Over England. In Zimbabwe Josh interviews witnesses to one of the largest ever UFO sightings. Then, in England, he examines a case known as 'Europe's Roswell.'.

Roswell Revealed. Josh's search for alien life ends in the USA, with a hot case in Arkansas. And, there's shocking new evidence in the Roswell crash.

Raney Days Are A-Comin'. With only two weeks left to finish their ambitious self-rescue, Marty races to complete the log cabin. Plus, Matt takes the next generation on gold hunt.

Do Or Die. Marty struggles to finish the cliff-top cabin in time. Plus, the family must risk another river crossing to get materials across for a final crucial build.

The Tunnel Rats risk their lives to get a massive digger under the ground. Meanwhile, the Blacklighters are amazed to unearth their largest piece of opal.

The Bushmen's new worker faces a dangerous first day on the job. The Tarantos' overworked excavator grinds to a halt, and the Cheals are hit with more breakdowns.

Between Payday And Mayday. An early closure forces captains to work together to get their catch safely to port. Sig crosses a line when he repositions a rookie captain's pots.

For a crab fisherman, violent storms, huge waves, and long stretches of hard labour are part of the job. Meet the men who made it through their training - and those that didn't.

Building Italy: Chasin' Italy. Chase Morrill takes his family and his team deep into the Italian countryside to hunt for the next big renovation project.

Building Italy: It's Demo Time. The Morrill family and their crew work with the locals on taking the house from demolition through their first big project: the bathroom.

The Gold Timers negotiate a lucrative deal to sell their mining rights. Torrential summer storms in Victoria threaten to shut down the Poseidon Crew's operation.

The Lost World. Two lucky fans are chosen to take on a special 14-day survival challenge. A single mum and an optimistic novice try to survive the wild coast of South Africa.

Ashes To Ashes. A survival instructor and an armed forces retiree are on the volcanic island of Montserrat. Their differing survival styles work, but one accident causes an eruption.

Teleshopping.

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Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Drayton Mill. The Dawgs travel to the Drayton Mill in Spartanburg, South Carolina. Key items include a large fan and valves. Mike builds a new desk out of a salvaged airplane wing.

Former First National Bank. The team take on the former first National Bank in Gastonia, North Carolina. Items salvaged include elevator parts and chicken wire windows.

Ship Of Fools Part 1. Shawn has showdown talks with his dad about the future of the inland mine. Plus, Vernon incentivises his divers with a luxury trip to Las Vegas.

Ship Of Fools Part 2. Shawn has a breakthrough in his negotiations to buy the inland mine. Kris endures a hard day in Elim, while Zeke suffers a devastating back injury.

Marcus and Linden suffer an injury that could end their road trip. The Dust Devils attempt to produce the biggest gold pour of the season so far.

Fission For Stichtite. Patrick's plan to extract Australia's largest smoky quartz cluster is derailed. Plus, Jarrin and Hugh are forced to resort to more explosive measures.

Purgatory. A serious illness forces Keith to hand over the Wizard. Josh fights for the helm despite a bad showing. Meanwhile, major engine trouble threatens Wild Bill's season.

Winter's Curse. A huge tidal surge threatens Josh and Monte as they chase their bounty deep into an Arctic storm. Meanwhile, Wild Bill hopes to get his broken boat off the dock.

The New Mystery. The Leaning Tower of Pisa is one of the world's most iconic buildings, but why does it lean? Investigators uncover the reasons for its tilt.

Temple Of Doom. Josh Gates goes to the Cambodian jungle to explore the lost city of the Khmer Empire. He seeks a mystical relic believed to hold the power to incinerate enemies.

The Legend of Jesse James. Josh travels across the American Midwest in search of Jesse James' legendary loot. He rappels off a cliff on Wichita Mountain and follows treasure hunters.

Risky Business. The Raneys push beyond their limits to finish two cabins, harvest the garden and mount a hunting expedition. This risky project results in a devastating injury.

Stairway To Heaven. As Marty recovers from a bad fall, the Raneys race to finish cabin walls and build a staircase. Plus, Matt leads a last-ditch moose hunt.

The Bishop invests in a massive new claim, but he has no money left over for equipment. Meanwhile, the Tunnel Rats risk electrocution as they hunt for crystal opal.

The Misfits search for a new claim in Andamooka's dangerous opal fields. With no working machinery, the Opal Whisperers put their hopes into a bucket of Yowah Nuts.

Loose Lips Sink Ships. Winter erupts as Johnathan hunts for crab in a secret location to which he's won exclusive rights. Plus, Sig tries his luck at a derby fishery.

Hellfire Club. Phil and Jess travel to Ireland and the UK to investigate a centuries-old secret society whose members were known to practice satanic worship and ritual sacrifice.

Lasseter's Gold. Josh Gates sets off deep into the Australian Outback. He follows the footsteps of legendary explorer Harold Lasseter, who claims to have found a vast field of gold.

In the Pilbara region, the Ferals hit a run of nuggets that could transform their season. Meanwhile, the Gold Retrievers are rocked by a medical emergency.

Curse Of The Swamp. A former survivalist returns for his chance at redemption in the infamous haunted swamps of Louisiana and is joined by determined Air Force veteran.

Part 2. Jeremy and Melanie continue the hardest challenge of their lives. They endure constant threats from predators, while desperately trying to secure food.

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Covington Church. The Dawgs work on Covington church and find tambour doors, stairs and a jukebox. Mike and Tay build a locker bench, then the crew finds a propane spotlight.

Rising Sun Ranch. The Dawgs tackle a ranch house in Alderson, West Virginia. Salvaged items include stained glass and corbels. In the shop, Mike reuses timber to build a beam table.

Machine Gun Kellys Part 1. When Kris decides to mine the centre of Elim, angry locals respond with gunshots. Emily is fuming when a diver unexpectedly leaves her team.

Machine Gun Kellys Part 2. After a disastrous trip to Elim, Kris needs a new plan to find gold. Shawn is nervous to test out the Myrtle Irene, and Vernon finds gold in Clara Creek.

The Poseidon Crew finally get permission to dig for gold in century-old mine shafts. And, the Gold Timers take a gamble on a new lease.

Red Lead Redemption. Kyle Archer and his team must work an abandoned drive reclaimed by rainforest. Frankie and Ebriony's garnet expedition is cut short by bushfires.

Blackout. Captain Jake is hit with a ship-wide blackout, and Sean is hit with a mechanical break. Unable to fish, Keith hopes to recruit an unlikely person to save his business.

Bad Blood. Accidents hit the decks. As winter rocks the fleet with huge swells and strong winds, the Bering Sea takes a brutal toll on a rookie. On the Wizard, mutiny is looming.

Ghosts Of The Wild West. The infamous gunfight at the O.K. Corral only lasted 30 seconds. Now, experts use cutting-edge technology to uncover the mystery surrounding the event.

World's 8th Wonder. Josh journeys from Russia to Germany in search of history's most expensive stolen object, the Amber Chamber. He retraces the steps of Nazi soldiers.

Amelia Earhart. Josh Gates hunts down new evidence on the disappearance of Amelia Earhart. He starts in Papua New Guinea, ending his journey in Fiji, hoping to find her remains.

Alaskans Unite. Misty must complete her cabin roof without help from Maciah. Marty gives a cabin-warming gift to Mollee, and the family commit to a mini rescue.

Twist Of Fate. With the first winter storm just days away, the Raney clan rush to seal in Misty's cabin. But a devastating fire threatens to derail their plans.

The Blacklighters are forced to move their 10-ton processing plant to a new claim. Plus, the Cheals try to use abandoned truck parts to fix their agitator machine.

As the Bushmen search for a partner, their new rookie ignores safety protocols and rushes into a deadly no-go zone. Plus, the Cheals attempt to revive their season.

Tradition Of Superstition. Captain Keith eagerly repositions his pots when Johnathan makes an offer he simply can't refuse. Bob follows a pod of porpoises to her first big solo haul.

Victory At Sea. The safety of Bob's operation is jeopardized when another vessel collides with her boat. On the Barbara J, Jack gambles big to get home to honour a friend.

Crunch Time. After a disastrous test with the MGB, Richard warns the Cogs if they can't turn things around in time for the next race, he'll ditch the whole project.

Wheels And Waves. The Cogs go international restoring an iconic 1970s Royal Enfield Interceptor motorbike. An epic road trip ensues when they take the bike to Biarritz.