The Victoria Diggers' fight for survival could deliver a monster nugget, and the Gold Gypsies fend off deadly snakes as they strive to keep their gold dream alive.

Peter and Jason work against the clock to surprise Audrey with a restoration of her beloved Corvette, and Wreckless Restorations roll the dice on an expansion and a new hire to grow their business.

Matt Adams rides a volatile load of bulls into a world of trouble, Yogi tests his truck and his patience to the limit, and the Stephens Brothers battle the backwoods to rescue millions of angry bees.

Mario has yet to reach the quantity of marble required at the Piastrone quarry, Luca struggles with the screw jacks at the Catino quarry, and Michele tries to identify a water issue.

Catastrophe strikes a lakeside community in Canada as an oil train explodes in the heart of downtown, and what triggered a massive explosion that devastated a rural town in Nebraska?

Kimberly and Tiffany get a rare chance to contact loved ones back home, Christian and Elley follow a hunch, and Ray and Erik embark on an adventure of a lifetime to a reindeer station.

The Victoria Diggers' fight for survival could deliver a monster nugget, and the Gold Gypsies fend off deadly snakes as they strive to keep their gold dream alive.

Squizzy throws greenhorn skipper Bryce a lifeline, Cracker and Scotty spend six days risking their lives dinghy fishing, and Jay is given a fast turn-around order for 250 kilograms.

Craig and the crew are back at home, Kylee discovers that Badger's 26km logging road is no less treacherous than Gollen, and heavy snow in Celista, British Columbia buries Brent's plans.

Peter and Jason work against the clock to surprise Audrey with a restoration of her beloved Corvette, and Wreckless Restorations roll the dice on an expansion and a new hire to grow their business.

Matt Adams rides a volatile load of bulls into a world of trouble, Yogi tests his truck and his patience to the limit, and the Stephens Brothers battle the backwoods to rescue millions of angry bees.

Michele is unable to overturn a block, Luca attempts to extract a defective block, and the last section of marble to be overturned at the Piastrone quarry is in the hands of young Umberto.

A shocking sinkhole in Kentucky buries iconic Corvettes in the dirt, and catastrophe strikes mid-construction on a massive Melbourne bridge in Australia.

Get ready for a wild ride into the remarkable world of the sapphire hunters of central Queensland, where the blind pursuit of this incredible gem pushes a hardy band of miners to their very limits.

The Gold Devils move their multi-million-dollar operation in search of big gold, and the new team of Vince, Bibi and Murray break ground on their dream lease.

A giant crack in the ice continues to be an obstacle for all crews, and Trevor suffers through more broken-down equipment and makes a major purchase to try to salvage his season.

The final leg of the tour finds Ali and Bobby at Iktus in France; with a diver and underwater cameras in tow, they target giant sturgeon and personal best-busting carp.

Six strangers from across the US set out on the mission of a lifetime to Greenland's brutal landscape; do they have what it takes to overcome obstacles before winter closes in and shuts them down?

The Gold Devils pin their hopes on an exploration mission to a rugged outback lease, and flood waters wreck the Gold Retrievers' new plant.

Trouble continues with the Bombardiers for both Trevor and Chris Kristjanson; meanwhile, Justin and Mike head up to Hecla Island, where they hope the catch will be better than what they have so far.

The final leg of the tour finds Ali and Bobby at Iktus in France; with a diver and underwater cameras in tow, they target giant sturgeon and personal best-busting carp.

Matt Adams rides a volatile load of bulls into a world of trouble, Yogi tests his truck and his patience to the limit, and the Stephens Brothers battle the backwoods to rescue millions of angry bees.

Mario has yet to reach the quantity of marble required at the Piastrone quarry, Luca struggles with the screw jacks at the Catino quarry, and Michele tries to identify a water issue.

The time for excuses and delays is over: the day of reckoning has arrived in which there is only room now for the work and toil of the Stone Men to achieve their goals.

Bad weather and a frigid economy have forced two brothers to work together to survive road building, logging, and brotherhood on the steepest and muddiest mountains in the world.

Ray must build a crucial piece of mining equipment, Erik and Christian head to a neighbouring claim where the promise of bigger gold is hard to resist, and Elley goes in search of other minerals.

The Gold Gypsies discover a meteorite that could be worth thousands and the Mahoneys chase more big nuggets using Ted's grandfather's old treasure map.

Midnight Oil's plan to unveil their 68 Chevy at a car show is jeopardised, Wreckless Restorations scrambles to deliver a hippie van, and Robin finds a farm that's a treasure trove of classic vehicles.

Owner operator Justin Harrison is on an epic haul up through the red heart of Australia. (Series 7,.

The time for excuses and delays is over: the day of reckoning has arrived in which there is only room now for the work and toil of the Stone Men to achieve their goals.

A vast sinkhole swallows a van in New York, a massive blast rocks a San Juan suburb in Puerto Rico, and an earthquake tears into an office building in New Zealand's capital of Wellington.

Ray must build a crucial piece of mining equipment, Erik and Christian head to a neighbouring claim where the promise of bigger gold is hard to resist, and Elley goes in search of other minerals.

The Gold Gypsies discover a meteorite that could be worth thousands and the Mahoneys chase more big nuggets using Ted's grandfather's old treasure map.

It's crunch time for the Southern fleet; the William Norling is seven days into a nine-day run and skipper Danny is no closer to finding a buyer for his 1,000-kilogram haul of lobsters.

One of the Glovers' winch machines starts spewing thick white smoke on the block in the Kootenays, but that's less troubling than the season-ending news they receive from the government.

Midnight Oil's plan to unveil their 68 Chevy at a car show is jeopardised, Wreckless Restorations scrambles to deliver a hippie van, and Robin finds a farm that's a treasure trove of classic vehicles.

Owner operator Justin Harrison is on an epic haul up through the red heart of Australia. (Series 7,.

Work in the quarries proceeds relentlessly on Monte Altissimo: the trundlers are about to go into action at the Catino quarry, Luca makes a gamble, and a risky overturn is being prepared.

An explosive derailment nearly takes out a town in North Dakota, a routine bridge renovation goes badly wrong in Canada, and what caused a unique harbour bridge in Taiwan to fail in seconds?

Get ready for a wild ride into the remarkable world of the sapphire hunters of central Queensland, where the blind pursuit of this incredible gem pushes a hardy band of miners to their very limits.

The Ferals are on the gold when a four-wheeler crash leaves them a man down, and the Poseidon Crew battle to overcome a catastrophic mechanical failure.

The third highest amount of snowfall in Manitoba in the last century falls; Chris finds out the hard way that travelling alone is a bad idea, and Gene and Candace team up with Richard and Mike.

John Gotti murdered his way to the top of New York's most powerful Mafia family; nothing ever stuck to the Teflon Don, but Gotti got blinded by the glare of the media lights and fell from grace.

The miners realise that Greenland's harsh environment is a monumental challenge; with their equipment not good enough and finding nothing but rocks, Ray begins to wonder if he's done the right thing.

The Ferals lose a team member in the unforgiving outback, and Shane gets an attractive offer that could break up his partnership with Russell.

Richard and Mike have broken down with their Bombardier and can't get it started, but that's not all; when they do finally head onto the ice, they find that the fishing has dropped off.

John Gotti murdered his way to the top of New York's most powerful Mafia family; nothing ever stuck to the Teflon Don, but Gotti got blinded by the glare of the media lights and fell from grace.

Owner operator Justin Harrison is on an epic haul up through the red heart of Australia. (Series 7,.

The time for excuses and delays is over: the day of reckoning has arrived in which there is only room now for the work and toil of the Stone Men to achieve their goals.

Michele, Mario and Luca must find the best marble in order to satisfy demand; Luca is forced to move to a smaller quarry; Cava Piastrone - run by Mario - has been slowed down by a transformation.

Four of the UK's top match anglers pay a visit to this famous holiday complex to pair up and go head-to-head over two days, but the weather then takes a turn for the worst.

Greenland's winter threatens the team's gold mining efforts as an Arctic storm rolls in and the miners brave it out; later, Elley returns to a frosty welcome from the team but plans to win them over.

The Mahoneys hunt in the remote wilderness of one of the world's most uninhabited regions and the Victoria Diggers navigate a multi-million dollar joint venture.

Peter and Jason enter a demolition derby in hopes of winning a free truck, and Wreckless Restorations take on their biggest build yet as they turn an old truck into a high-performance hot rod.

Hauling a volatile load, larger-than-life tanker driver Sludge avoids disaster; as Steve Grahame heads into unknown territory with busted equipment, Macka McCready sails into wild weather.

Michele, Mario and Luca must find the best marble in order to satisfy demand; Luca is forced to move to a smaller quarry; Cava Piastrone - run by Mario - has been slowed down by a transformation.

Tragedy strikes in Puerto Rico as an explosion takes down a popular shoe shop, and an earthquake in California reveals a flaw that could put dozens of skyscrapers at risk.

Greenland's winter threatens the team's gold mining efforts as an Arctic storm rolls in and the miners brave it out; later, Elley returns to a frosty welcome from the team but plans to win them over.

The Mahoneys hunt in the remote wilderness of one of the world's most uninhabited regions and the Victoria Diggers navigate a multi-million dollar joint venture.

The Jager family lobster boat has been grounded at port for four months now, skipper Glenn is $260,000 down in revenue, and Squizzy is on a four-day run to restock his mobile lobster.

There's a chance that a million dollars' worth of timber could be stranded unless Craig figures out a plan; down in the valley, Brent is weeks behind on his latest job.

Peter and Jason enter a demolition derby in hopes of winning a free truck, and Wreckless Restorations take on their biggest build yet as they turn an old truck into a high-performance hot rod.

Hauling a volatile load, larger-than-life tanker driver Sludge avoids disaster; as Steve Grahame heads into unknown territory with busted equipment, Macka McCready sails into wild weather.

Michele struggles with the largest block of his career at the Russia quarry, Luca experiments with a new extraction method, and bad weather brings work at the Piastrone quarry to a halt.

Tragedy strikes a bustling shopping mall in Canada, a massive mountaintop dam in Missouri fails in minutes, and a disastrous towering inferno takes hold in Melbourne.

Get ready for a wild ride into the remarkable world of the sapphire hunters of central Queensland, where the blind pursuit of this incredible gem pushes a hardy band of miners to their very limits.

The Gold Devils pin their hopes on an exploration mission to a rugged outback lease, and flood waters wreck the Gold Retrievers' new plant.

Justin and Mike are fighting to hit their target, Chris shows off the skyhook prototype to his crew, mother and son Candace and Alec head out onto the ice, and Trevor suffers his biggest loss yet.

The season kicks off with a formidable task: renovating the "Buffa di Perrero" bivouac on Monte Cristallo with the Sixth Alpine Regiment of Brunico in spite of unpredictable weather.

The mining team faces another setback when their excavator can't dig deep enough to get to the gold, and Ray faces a hard-bargaining Greenlander who owns the biggest digger on the island.

Jacqui and Andrews' big gold dreams are stalled by communication issues, and the Poseidon Crew battle wet weather to unearth a monster pay day.

Trevor contemplates making big moves with his fishing operation and buys his own lifting caboose; meanwhile, Chris enjoys his new lifting caboose and is contemplating an early finish this year.

The season kicks off with a formidable task: renovating the "Buffa di Perrero" bivouac on Monte Cristallo with the Sixth Alpine Regiment of Brunico in spite of unpredictable weather.

Hauling a volatile load, larger-than-life tanker driver Sludge avoids disaster; as Steve Grahame heads into unknown territory with busted equipment, Macka McCready sails into wild weather.

Michele, Mario and Luca must find the best marble in order to satisfy demand; Luca is forced to move to a smaller quarry; Cava Piastrone - run by Mario - has been slowed down by a transformation.

Michele is promoted to manage Cervaiole, a new prestigious design contract forces Mario to work overtime, and Jacopo's new client forces Paolo to turn to Cesare to procure necessary material.

Bad weather and a frigid economy have forced two brothers to work together to survive road building, logging, and brotherhood on the steepest and muddiest mountains in the world.

Ray's sluice is finished, but moving it into position poses huge challenges; the team transports it across treacherous terrain and are rewarded when Greenland finally gives up more of its gold.

Victoria Diggers Neville and Mick are desperate to capitalise on the super-fine gold embedded in their dirt and rock, and the Mahoneys head out and battle the extreme heat of the Kimberley.

Midnight Oil takes a chance on a rookie mechanic, Wreckless Restorations try to convince a demanding client to compromise on his wish list, and Glen and Robin partner on a scheme to flip an old Ford.

Faced with a monster load, Yogi's running out of time and road - meanwhile, concrete kings Jared Baldwin and Jonny Rayner are heading off the map and straight into trouble.

Michele is promoted to manage Cervaiole, a new prestigious design contract forces Mario to work overtime, and Jacopo's new client forces Paolo to turn to Cesare to procure necessary material.

A New Jersey neighbourhood is devastated by a factory explosion, a packed train crashes into a river in New Zealand, and a new state-of-the-art hospital in Liverpool in the UK is plagued by problems.

Ray's sluice is finished, but moving it into position poses huge challenges; the team transports it across treacherous terrain and are rewarded when Greenland finally gives up more of its gold.

Victoria Diggers Neville and Mick are desperate to capitalise on the super-fine gold embedded in their dirt and rock, and the Mahoneys head out and battle the extreme heat of the Kimberley.

Tensions hit boiling point onboard the William Norling; deckhand Macca makes a monumental blunder. Bryce goes head-to-head with the mother of all storms, and Jay is given an 11th-hour order.

The Glovers race to get their wood and machines off Erie Mountain; Craig's crew work against the clock at Saddle Ridge, and he is convinced that the used machine he just bought will ensure success.

Midnight Oil takes a chance on a rookie mechanic, Wreckless Restorations try to convince a demanding client to compromise on his wish list, and Glen and Robin partner on a scheme to flip an old Ford.

Faced with a monster load, Yogi's running out of time and road - meanwhile, concrete kings Jared Baldwin and Jonny Rayner are heading off the map and straight into trouble.

Mario has yet to reach the quantity of marble required at the Piastrone quarry, Luca struggles with the screw jacks at the Catino quarry, and Michele tries to identify a water issue.

Massive destruction as an oil refinery explodes in Texas; flooding in Iowa takes down a vital railroad crossing; in Australia, design flaws force a rebuild of Melbourne's hottest tourist attraction.

Get ready for a wild ride into the remarkable world of the sapphire hunters of central Queensland, where the blind pursuit of this incredible gem pushes a hardy band of miners to their very limits.

The Ferals lose a team member in the unforgiving outback, and Shane gets an attractive offer that could break up his partnership with Russell.

Emotions run high as the Kristjanson crew recovers what's left of Trevor's narrow gauge bomber; after his most challenging season ever, Trevor carefully considers his future on the ice.

Tempers flare when Craig and Taylor attempt to relocate a 65-tonne winch machine, and the Glovers are moving to a new block on Erie Mountain in Salmo.

Christian digs down with a 38-tonne excavator to the blue clay layer that Ray hopes will be the key to the team finding a fortune, and Elley and Christian find the biggest piece of gold so far.

An armed trespasser threatens the Gold Devils' exploration mission, and the Ferals uncover the biggest gold nugget of their mining careers.

Trevor not only has bragging rights of being the first one onto the ice this season, but he's also set to be the first one off as he hits his quota... or so he thinks.

Tempers flare when Craig and Taylor attempt to relocate a 65-tonne winch machine, and the Glovers are moving to a new block on Erie Mountain in Salmo.

Faced with a monster load, Yogi's running out of time and road - meanwhile, concrete kings Jared Baldwin and Jonny Rayner are heading off the map and straight into trouble.

Michele is promoted to manage Cervaiole, a new prestigious design contract forces Mario to work overtime, and Jacopo's new client forces Paolo to turn to Cesare to procure necessary material.

Paolo experiments with a technique; Luca must deal with a block that is very difficult to cut; Mario has just managed to extract a block for Letizia, but an unexpected situation slows his plans.

The Goldtimers catch a gold thief, Levi and Bridget make a rookie mistake that could end in disaster, and the Poseidon Crew take a desperate gamble on gold ground they've already detected.

The Ferals confront a gold thief, Jacqui and Andrew get their big break as professional lease explorers, and the Gold Retrievers head offroad to explore a promising new lease.

Permit delays devastate the Poseidon Crew's hope of a massive payday, a torrential downpour forces Shane and Russell to evacuate their dig site, and the Ferals finally uncover a rich patch of gold.

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

The Poseidon Crew finally start digging the legendary Catto's Paddock in search of a multi-million dollar nugget, and the Goldtimers struggle to keep a borrowed dry blower running.

A robbery at the Gold Retrievers' camp heaps more pressure on Brad and Chris' partnership, Marcus and Linden finally hit a rich patch of nuggets, and the Goldtimers call in reinforcements.

Just as Kevin gets back to his timber claim, the risk of forest fires shuts him down before he can get started; forced back to log salvaging, he discovers that his boat might not be up to the task.

We follow a unique and spectacular family business in the Legno House, a leader in high-altitude renovations of historical mountain huts on the Italian Dolomites.

Greenhorn Andrew begins his final trial week on the Valdimar, deckhand Caitlin faces a week at sea with the crew one man down, and both boats return to their shared home port for the Christmas break.

Andrew rejoins the Valdimar having passed his trial and Caitlin rejoins the Pall Jonsson after a Christmas break; January high season means bigger fish, worse weather, more danger and bigger rewards.

Caitlin and Andrew struggle during their final week on their respective longline fishing boats, and deckhand Kolbeinn reveals that a medical diagnosis may affect his fishing future.

With Greenland's harsh winter fast approaching, Ray and his team are halfway through their 12-week mining season... and it's now that a crucial weigh-in has surprising results.

Kimberly and Tiffany get a rare chance to contact loved ones back home, Christian and Elley follow a hunch, and Ray and Erik embark on an adventure of a lifetime to a reindeer station.

Ray must build a crucial piece of mining equipment, Erik and Christian head to a neighbouring claim where the promise of bigger gold is hard to resist, and Elley goes in search of other minerals.

Greenland's winter threatens the team's gold mining efforts as an Arctic storm rolls in and the miners brave it out; later, Elley returns to a frosty welcome from the team but plans to win them over.

Ray's sluice is finished, but moving it into position poses huge challenges; the team transports it across treacherous terrain and are rewarded when Greenland finally gives up more of its gold.

Croatia not only holds some of the biggest carp in the world, but also plenty of them too; there is no better venue for carp fishing than Lake Zajarki on the outskirts of Zagreb.

A customer needs the team to undertake the fiddly job of removing and checking the repair state of every single one of an Airbus A321's 21 engine fan blades to determine its value.

Catastrophe strikes a lakeside community in Canada as an oil train explodes in the heart of downtown, and what triggered a massive explosion that devastated a rural town in Nebraska?

A vast sinkhole swallows a van in New York, a massive blast rocks a San Juan suburb in Puerto Rico, and an earthquake tears into an office building in New Zealand's capital of Wellington.

Tragedy strikes in Puerto Rico as an explosion takes down a popular shoe shop, and an earthquake in California reveals a flaw that could put dozens of skyscrapers at risk.

A New Jersey neighbourhood is devastated by a factory explosion, a packed train crashes into a river in New Zealand, and a new state-of-the-art hospital in Liverpool in the UK is plagued by problems.

Croatia not only holds some of the biggest carp in the world, but also plenty of them too; there is no better venue for carp fishing than Lake Zajarki on the outskirts of Zagreb.

Steve is gearing up for another mission, Yogi is about to begin an important cross-continental run, and Russell is desperate to make up lost time and money after a lung infection left him off work.

Turbo is on the warpath as he takes the biggest gamble of his life, Steve Grahame battles 2000km of dirt, damage and dramas, and Glenn Waters faces disaster at the wheel of a monster load.

Matt Adams rides a volatile load of bulls into a world of trouble, Yogi tests his truck and his patience to the limit, and the Stephens Brothers battle the backwoods to rescue millions of angry bees.

The Mifsuds call on their kids for some desperately needed help, Max and Glen battle unreliable machinery, and Ray finally gets a handful of decent sapphires out of his new claim.

It's "Gemfest" time, and Todd and Bri are preparing the best gems for sale; as the Mifsuds undertake another massive maintenance job, wet weather forces the Richardsons to reopen an old claim.

Ray takes on the job of sawing through a massive gem, Todd and Bri get a whole new appreciation for each other's jobs, and is it wishful thinking when the Bushies reckon they've finally hit payday?

Anthony learns to cut gems while Jodie goes underground to mine alone, the Richardsons dig deep at the old Rabbi Claim, and the Old Timers attempt to move a 500kg billie boulder out of a shaft wall.

Catastrophe strikes in California as one of America's most vital intersections is brought down in an inferno, and why did a routine demolition in the Australian capital of Canberra turn to tragedy?

There's a miraculous escape in Arizona as a railroad inferno takes down a vital river crossing, and a trailblazing concert hall cooks up a storm in downtown LA in California.

From the extraordinary to the ridiculous, this series uncovers the epic fails and near misses engineers would rather not talk about. We analyse what went wrong and reveal how they are being fixed.

A routine bridge demolition over one of America's busiest interstates in Ohio goes tragically wrong, and a catastrophic dam collapse causes a tsunami of destruction in southern California.

From the extraordinary to the ridiculous, this series uncovers the epic fails and near misses engineers would rather not talk about. We analyse what went wrong and reveal how they are being fixed.

Rick Fishers pays it forward to a couple of rookies, Ted and Lecky put some hard graft into some hard rock, and when the Dirt Dogs catch some poachers red-handed, things turn a little 'Western'!

Meanwhile, Henri and Kellie are running out of supplies as they race towards the season's finish line.

The Dirt Dogs face a heavyweight headache, the Gold Gypsies tear into an all-or-nothing final mission, and Rick goes all out to save his season.

The Dirt Dogs head into Kalgoorlie to process the gold from their heap leach and Kellie and Henri race against time to peg a lucrative lease.

A large haul has the Dirt Dogs believing they can hit a million-dollar target this year; the Gold Gypsies hope a new lease will answer their prayers; the Scrappers have built a gold processing plant.

The Dirt Dogs' "Heap Leach" plant is in trouble; the Scrappers finally make it onto the goldfields with their new machine; daughter Tyler joins husband and wife prospecting team Ted and Lecky Mahoney.

Reza explores the possibility of human habitation in an impenetrable canyon system in Oman.

Ash's Great Wall adventure begins in Henan Province searching for the origins of the Great Wall; he also seeks out the birthplace of kung fu and dives into the Panjiakou reservoir.

Bad weather wreaks havoc for the Chieftain crew, Squizzy calls a top-secret contact for inside information, and the Jager fishing dynasty is on shaky ground.

Snoddy chances a small weather window to try to fill his tanks with big red lobsters, a price plummet has massive implications for Squizzy, and Bryce gets a good offer that all comes down to weight.

Squizzy lays a trap for one of his competitors as he makes a late charge up the leaderboard, and a rising market gives Snoddy hope that he can strike a better deal.

A major mechanical failure threatens Squizzy's entire catch, a wavering buyer forces Bryce to make a major decision, and the final weigh-in sees a winner declared.

Reza explores the possibility of human habitation in an impenetrable canyon system in Oman.

Paolo and Giovanni Curzel have to reopen the construction site of the Brentei refuge in just three months.

Paolo and Giovanni Curzel have to reopen the construction site of the Brentei refuge in just three months.

The Curzels' challenge this time is to construct a new wooden bivouac shelter on top of Mount Fravort - which is 2347 metres high - from scratch.

The River Wye is one of Dean Macey's favourite venues, and this week he is joined by match ace Adam Rooney as they hope to experience some of the fast and furious action on offer.

The team have managed to build up their mining operation from scratch and finally strike gold against the odds, but Greenland's weather is about to stop them in their tracks.

The Gold Gypsies discover a meteorite that could be worth thousands and the Mahoneys chase more big nuggets using Ted's grandfather's old treasure map.

Robin and Mullet embark on an ambitious environmentally-friendly project, and Bill learns that business and friendship don't always mix the hard way.

Jared Baldwin and Jonny Rayner face an epic fight digging in the dirt, Steve Grahame's in trouble on his desert island run, and Turbo battles bureaucracy to keep his business on the road.

Paolo experiments with a technique; Luca must deal with a block that is very difficult to cut; Mario has just managed to extract a block for Letizia, but an unexpected situation slows his plans.

What caused a major freeway bridge to suddenly collapse in the middle of rush hour in Minneapolis, and why did a routine demolition in Dallas stun crowds?

The team have managed to build up their mining operation from scratch and finally strike gold against the odds, but Greenland's weather is about to stop them in their tracks.

The Mahoneys hunt in the remote wilderness of one of the world's most uninhabited regions and the Victoria Diggers navigate a multi-million dollar joint venture.

Bryce makes a final play to turn his fortunes around; morale is at an all-time low onboard the Bold Contender; the Jager brothers up the ante with a dinghy challenge that backfires badly.

Craig LeBeau and his team are pushed to the breaking point after a serious accident forces them to re-examine whether working in the most dangerous job in Canada is worth it.

Robin and Mullet embark on an ambitious environmentally-friendly project, and Bill learns that business and friendship don't always mix the hard way.

Jared Baldwin and Jonny Rayner face an epic fight digging in the dirt, Steve Grahame's in trouble on his desert island run, and Turbo battles bureaucracy to keep his business on the road.

The time for excuses and delays is over: the day of reckoning has arrived in which there is only room now for the work and toil of the Stone Men to achieve their goals.

There's tragedy in New Orleans as a hotel construction project crashes to earth, and also a catastrophic bridge collapse on a North Carolina college campus.

Get ready for a wild ride into the remarkable world of the sapphire hunters of central Queensland, where the blind pursuit of this incredible gem pushes a hardy band of miners to their very limits.

Jacqui and Andrews' big gold dreams are stalled by communication issues, and the Poseidon Crew battle wet weather to unearth a monster pay day.

American defense contractor Greg Jones and British yacht stewardess Caitlin Krause leave their jobs to pursue highly-paid fishing jobs in Iceland; both must prove themselves as greenhorns to succeed.

The team battle the remnants of Hurricane Larry and are determined to risk everything in the final week of the season as Ray embarks on one last expedition that could make their dreams come true.

Ray and Elley face a gruelling trek to a neighboring claim site; when Erik, Kimberley and Tiffany rebel after their attempt to set the sluice up is an epic fail, Erik challenges Ray's leadership.

The new team of Alan and Salty take the plunge in search of underwater nuggets, and the Ferals hit a rich patch but are forced to chase away thieves.

Chris gets a call from a sick fisherman; meanwhile, the warmer weather creates a large ice wall on the lake between the shore and the remaining nets, causing concern for all of the Ice Viking crews.

The team battle the remnants of Hurricane Larry and are determined to risk everything in the final week of the season as Ray embarks on one last expedition that could make their dreams come true.

Jared Baldwin and Jonny Rayner face an epic fight digging in the dirt, Steve Grahame's in trouble on his desert island run, and Turbo battles bureaucracy to keep his business on the road.

Paolo experiments with a technique; Luca must deal with a block that is very difficult to cut; Mario has just managed to extract a block for Letizia, but an unexpected situation slows his plans.

Barbara attempts to prepare the pieces to be displayed for order 555; Cesare is looking for a solution to satisfy Paolo's new request; Luca continues his search for the Versilys requested by Barbara.

As the wet season looms, the bull catchers race to make money; unflappable Kurt finally meets an obstacle he can't sidestep when his buyer falls through, and Clarry is nearly ready for retirement.

The team battle the remnants of Hurricane Larry and are determined to risk everything in the final week of the season as Ray embarks on one last expedition that could make their dreams come true.

The Mahoneys hunt in the remote wilderness of one of the world's most uninhabited regions and the Victoria Diggers navigate a multi-million dollar joint venture.

Robin tries to convince a notorious car hoarder to sell a rare vehicle, Bill's counting on a new employee to get an important build back on track, and Peter runs into engine trouble.

Jared Baldwin and Jonny Rayner's epic mission grinds to a halt, Rosco Haining battles the elements, his truck and his temper in a world-famous rally, and Turbo gets a visit from the police.

Barbara attempts to prepare the pieces to be displayed for order 555; Cesare is looking for a solution to satisfy Paolo's new request; Luca continues his search for the Versilys requested by Barbara.

A shocking sinkhole in Kentucky buries iconic Corvettes in the dirt, and catastrophe strikes mid-construction on a massive Melbourne bridge in Australia.

The team battle the remnants of Hurricane Larry and are determined to risk everything in the final week of the season as Ray embarks on one last expedition that could make their dreams come true.

Victoria Diggers Neville and Mick are desperate to capitalise on the super-fine gold embedded in their dirt and rock, and the Mahoneys head out and battle the extreme heat of the Kimberley.

Skippers reveal their secrets as they take us inside their world; engine fails, new technology, expensive machinery and epic sea disasters - it's the lobster men versus the machines.

Bad weather and a frigid economy have forced two brothers to work together to survive road building, logging, and brotherhood on the steepest and muddiest mountains in the world.

Robin tries to convince a notorious car hoarder to sell a rare vehicle, Bill's counting on a new employee to get an important build back on track, and Peter runs into engine trouble.

Jared Baldwin and Jonny Rayner's epic mission grinds to a halt, Rosco Haining battles the elements, his truck and his temper in a world-famous rally, and Turbo gets a visit from the police.

Michele, Mario and Luca must find the best marble in order to satisfy demand; Luca is forced to move to a smaller quarry; Cava Piastrone - run by Mario - has been slowed down by a transformation.

From the extraordinary to the ridiculous, this series uncovers the epic fails and near misses engineers would rather not talk about. We analyse what went wrong and reveal how they are being fixed.

Get ready for a wild ride into the remarkable world of the sapphire hunters of central Queensland, where the blind pursuit of this incredible gem pushes a hardy band of miners to their very limits.

An armed trespasser threatens the Gold Devils' exploration mission, and the Ferals uncover the biggest gold nugget of their mining careers.

It's the second week into a three-week trial of two fishing greenhorns; they have given up life as they knew it in a bid to more than double their monthly pay packets fishing in the Arctic Circle.

Croatia not only holds some of the biggest carp in the world, but also plenty of them too; there is no better venue for carp fishing than Lake Zajarki on the outskirts of Zagreb.

With Greenland's harsh winter fast approaching, Ray and his team are halfway through their 12-week mining season... and it's now that a crucial weigh-in has surprising results.

Shane uses a clever bush fix to get himself out of a jam in the remote outback, and the Gold Retrievers find a gold-rich quartz vein that could hold the motherlode.

The crews are eager to hit the ice and optimistic for the start of the winter fishing season, but Mother Nature has other plans; inconsistent weather leaves Trevor and his crewman Riley on thin ice.

Croatia not only holds some of the biggest carp in the world, but also plenty of them too; there is no better venue for carp fishing than Lake Zajarki on the outskirts of Zagreb.

Jared Baldwin and Jonny Rayner's epic mission grinds to a halt, Rosco Haining battles the elements, his truck and his temper in a world-famous rally, and Turbo gets a visit from the police.

Barbara attempts to prepare the pieces to be displayed for order 555; Cesare is looking for a solution to satisfy Paolo's new request; Luca continues his search for the Versilys requested by Barbara.

The men of Henraux are attempting to complete company orders, Enrico is aided by the use of an innovative resin technique, and Michele is forced to reopen the Catino quarry earlier than planned.

Record cattle prices and a wet season have turned the outback into a gold mine for bull catchers; husband-and-wife team Liz and Willie Cook are expanding their empire, but with ever-increasing debt.

Paul Mackie and his mine rescue team must haul a crew of first-time goldminers out of an epic three-year gold drought before their operation and family legacy ends in ruin.

Victoria Diggers Neville and Mick are desperate to capitalise on the super-fine gold embedded in their dirt and rock, and the Mahoneys head out and battle the extreme heat of the Kimberley.

Glen and Robin agree to a build-off competition, and Bill purchases a vintage Cadillac that appears to be in mint condition until he starts scraping off the paint.

Oversize expert Carl Andrews is at the wheel of a highly-charged monster load, Russell McDonough's mobile classroom gets a shake-up in the desert, and Chris and Kaye head into cattle country.

The men of Henraux are attempting to complete company orders, Enrico is aided by the use of an innovative resin technique, and Michele is forced to reopen the Catino quarry earlier than planned.

An explosive derailment nearly takes out a town in North Dakota, a routine bridge renovation goes badly wrong in Canada, and what caused a unique harbour bridge in Taiwan to fail in seconds?

Paul Mackie and his mine rescue team must haul a crew of first-time goldminers out of an epic three-year gold drought before their operation and family legacy ends in ruin.

The Victoria Diggers suspect that all the gold from the mine shafts they're excavating has already been cleaned out, and Jake's new "vat leaching" plant delivers a 100-ounce motherlode.

"Aussie Lobster Hunters" follows the real-life dramas of six lobster boat captains as they risk it all in search of the world's most prized seafood delicacy.

Bad weather and a frigid economy have forced two brothers to work together to survive road building, logging, and brotherhood on the steepest and muddiest mountains in the world.

Glen and Robin agree to a build-off competition, and Bill purchases a vintage Cadillac that appears to be in mint condition until he starts scraping off the paint.

Oversize expert Carl Andrews is at the wheel of a highly-charged monster load, Russell McDonough's mobile classroom gets a shake-up in the desert, and Chris and Kaye head into cattle country.

Michele is promoted to manage Cervaiole, a new prestigious design contract forces Mario to work overtime, and Jacopo's new client forces Paolo to turn to Cesare to procure necessary material.

A suburban road collapses without warning in Texas, and what caused one of the deadliest disasters in US history to devastate a Kansas City hotel?

Get ready for a wild ride into the remarkable world of the sapphire hunters of central Queensland, where the blind pursuit of this incredible gem pushes a hardy band of miners to their very limits.

The new team of Alan and Salty take the plunge in search of underwater nuggets, and the Ferals hit a rich patch but are forced to chase away thieves.

On the third and final fishing trip of their three-week trial period, Greg Jones and Caitlin Krause must bring their A-game to stand any chance of landing the coveted position of deckhand.

Reza explores the possibility of human habitation in an impenetrable canyon system in Oman.

Kimberly and Tiffany get a rare chance to contact loved ones back home, Christian and Elley follow a hunch, and Ray and Erik embark on an adventure of a lifetime to a reindeer station.

The Poseidon Crew battle challenging terrain in the mountains of High Country Victoria, and promising signs could lead the Gold Devils to a million-dollar pay day.

With the ice on Lake Winnipeg still locking into place, the fishing crews risk thin shifting ice to venture further onto the lake, but fresh snow has introduced another complication: glare ice.

Reza explores the possibility of human habitation in an impenetrable canyon system in Oman.

Oversize expert Carl Andrews is at the wheel of a highly-charged monster load, Russell McDonough's mobile classroom gets a shake-up in the desert, and Chris and Kaye head into cattle country.

The men of Henraux are attempting to complete company orders, Enrico is aided by the use of an innovative resin technique, and Michele is forced to reopen the Catino quarry earlier than planned.

The Catino quarry is back in operation thanks to Luca's commitment, while the Antonioli brothers risk everything in a never-before-attempted overturning operation at Gioia quarry.

New recruit Sherl hopes to restore faith with his bosses on Team Cook, and Clarry's Indigenous clients dream of building a new life on their ancestral lands using proceeds from caught bulls.

Paul Mackie and his team of gold mining experts travel to the Pilbara region in Western Australia to help an Indigenous family's gold mining operation save itself from imminent financial disaster.

The Victoria Diggers suspect that all the gold from the mine shafts they're excavating has already been cleaned out, and Jake's new "vat leaching" plant delivers a 100-ounce motherlode.

Glen and Bill lay their hopes of salvaging the build-off on a rusty old panel van, and competitor Robin pulls out all the stops to retrieve parts for his milk truck.

All hell breaks loose for Turbo, Christian Reynolds racks up massive mileage with a massive load, and Greg and Sonya Wise are under the weather and under pressure.

The Catino quarry is back in operation thanks to Luca's commitment, while the Antonioli brothers risk everything in a never-before-attempted overturning operation at Gioia quarry.

Tragedy strikes a bustling shopping mall in Canada, a massive mountaintop dam in Missouri fails in minutes, and a disastrous towering inferno takes hold in Melbourne.

Paul Mackie and his team of gold mining experts travel to the Pilbara region in Western Australia to help an Indigenous family's gold mining operation save itself from imminent financial disaster.

As the end of the season approaches, the Scrappers are over $185,000 short of target, the Dirt Dogs' season is on the ropes, and the Victoria Diggers' job becomes dangerous as a heavy storm strikes.

"Aussie Lobster Hunters" follows the real-life dramas of six lobster boat captains as they risk it all in search of the world's most prized seafood delicacy.

Bad weather and a frigid economy have forced two brothers to work together to survive road building, logging, and brotherhood on the steepest and muddiest mountains in the world.

Glen and Bill lay their hopes of salvaging the build-off on a rusty old panel van, and competitor Robin pulls out all the stops to retrieve parts for his milk truck.

All hell breaks loose for Turbo, Christian Reynolds racks up massive mileage with a massive load, and Greg and Sonya Wise are under the weather and under pressure.

Paolo experiments with a technique; Luca must deal with a block that is very difficult to cut; Mario has just managed to extract a block for Letizia, but an unexpected situation slows his plans.

One of the world's largest ships causes chaos in the Suez Canal in Egypt, and there's a narrow escape in Australia's capital as a construction project goes badly wrong.