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.

Marcus, Linden and Dale desperately need new ground, the Poseidon Crew's hope for a 1000-ounce nugget is slipping through their fingers, and Shane and Russell take the biggest gamble of the season.

Heavy rains in Victoria threaten to shut down the Poseidon Crew, Jacqui and Andrew struggle through 40°C heat in Queensland, and the Goldtimers negotiate a lucrative deal to sell their mining rights.

Truckworks reopen a major truck route to the Olympic Dam Mine, Wagga Truck Towing attempt to wrestle a 32-tonne excavator, and Tow boss Scott hands a tricky car recovery over to his trainee Dylan.

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

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.

Irv restores a golden supercar, a 1970s Lamborghini Espada, for a client in the Middle East. Hidden structural damage and spiralling engine issues threaten the entire project.

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.

Irv imports an original-run short wheelbase Porsche 911 from the East coast of America. He needs to make it roadworthy while keeping its incredible sun-faded patina.

Irv is a world-renowned expert in VW Sambas, so when an American collector turns to him with a bunch of rusted panels, and the dream of a showroom quality vehicle, there's only one man for the job.

The team update a 1977 Daimler Sovereign Coupe. They give it a modern makeover with upgrades to the suspension, ride-height, and colour. But a disaster in the paint booth puts the project in peril.

The Heli Hunters are forced to make an emergency landing in remote country in Western Australia, and Nev leads the Poseidon Crew to a secret patch in big nugget country in Victoria.

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.

Expert analysis and experience combine to put Shane and Kate onto some gold, and Nev takes Brent and Ethan to a secret spot in the Great Australian Desert.

Jacqui and Andrew are threatened by deadly snakes and sharp rocks on their hunt for gold; Shane and Kate are already on some gold, but will they have the equipment to extract it?

Ken's rush to sluice rocky ground breaks his sluice, Dennis chooses between his drive to mine and his loyalty to Cam, and Karl's cut floods and puts his season in jeopardy.

Ken rolls his only bulldozer, Karl's loader breaks down, and Big Al's prize excavator takes on a battle against nature when beavers threaten to shut his mining operation down.

Ken is forced to call in reinforcements when winter hits Moose Creek hard, Cam mines a treacherous ancient waterfall that could ruin his equipment, and Karl's mechanical skills are put to the test.

Ken calls a lifeline, Cam hits an impenetrable ice wall, and Big Al's bulldozer suffers a catastrophic breakdown.

Ken fights the dangerous Moose Creek road in a desperate bid for fuel, Karl's sluice is dealt a near-fatal blow, and Big Al is shut out of high-stakes ground.

With the Arctic summer in full swing, the Alaskans must take advantage of the endless sunlight to harvest the season's resources, or their winter preparation is at stake.

With fall approaching, the king salmon run provides an opportunity to stockpile food for winter. Warm temperatures allow for outdoor physical training to sharpen the mind and body for survival.

Washington Parish Jail is operating far beyond capacity, creating dangerous conditions. As arrests surge, newly elected Sheriff Jason Smith works to restore order inside the facility.

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.