Did Slumach find a Spanish gold mine? The expedition continues as Adam and Kru's incredible discovery of a hidden mine sends the entire team back deep into the British Columbia wilderness.

Rookie Roy faces his first-ever dirt road job while battling brutal corrugations, breakdowns and the notorious Hell's Gate; Irish expat Eric faces isolation and dust on his first remote community job.

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

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.

Irv takes on the restoration of an Escort RS1600i from an owner who had to give it up due to ill health. It turns out to be a much bigger job than he imagines.

As a brutal storm grounds the fleet, the next generation steps up. Left in charge, rookie captain Tyson Scott's chance to beat his father's lobster totals is threatened by a tangled propeller.

On a muddy recovery job, Dale proves that size doesn't matter when it comes to getting the job done.

Weather dominates the landscape for the gem hunters, and two years of drought are punishing the district. Every miner needs water to process the dirt they dig - no water, no gems.

The Poseidon Crew clash over a risky return to the Slip Up lease, Shane and Russell suffer another mechanical breakdown, and heat and exhaustion puts the Ferals' hopes of reaching target in jeopardy.

Machine breakdowns threaten to cripple the Gold Timers' season, and the Ferals r-join the hunt and face a medical emergency as Linden finally breaks his gold drought.

Snow on Moose Creek makes for dangerous conditions and critical mistakes, Karl faces simultaneous breakdowns causing a shutdown, and Bernie's pay streak suddenly ends just as he loses a crew member.

Irv finds the holy grail of VW: the Beetle. It's just miles from his garage, so he makes it his mission to breathe new life into this 75-year-old cable-break classic.

Dirt Dog Vern is hungry to find a gold-bearing reef, the Scrappers are finally ready to fire up their gold processing wash plant, and Ted and Lecky take a gamble on an historic junkyard.

The Mahoneys' Ted employs a historian to make sense of a mysterious find, Rick has rushed back to work much sooner than the doctor ordered, and there's pressure to hit target for the Gold Gypsies.

Clayton's Towing face a clean-up after a truck plunges down a 50-metre steep embankment filled with dinosaur props for a children's stage show, and Wagga Truck Towing race to clear a rolled B-Double.

On BC's remote north coast, a bush pilot, an Indigenous rescue crew, and commercial divers all chase a living in unforgiving water.

Mining season has just begun as newcomer Big Al gets off to a great start, Bernie struggles with an inexperienced crew, and best friends Ken and Guillaume can't find any gold at all.

The Gold Devils struggle to find a new source of gold in Western Australia, and the McGhies take their operation to the next level by bringing in a monster crusher.

Jacqui and Andrew get trapped behind the line of a devastating bushfire, and the Gold Devils are torn apart when a team member goes off on their own.

On the Magdalen Islands, the snow crab and scallop opening days are hammered by a winter gale, slashed quotas, and gear failures that threaten to sink far more than just the start of the season.

In Poland, engineers battle unstable mountains, methane gas and treacherous terrain to build a new high-speed railway through the Carpathian foothills.

Olivia looks at a new phenomenon called The Girlfriend Experience, where men pay women to have an intimate mental - and sometimes physical - connection.

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 Dust Devils are poised to smash the biggest season tally in 'Aussie Gold Hunters' history, the Goldtimers finally hit paydirt, and the Gold Gypsies' gold dream could finally be over.

The final week of the season sees the Gold Gypsies plagued by more bad luck and the Victoria Diggers face a death in the family - can the Poseidon Crew's optimism help them reach their targets?