The final week of the season: the Dust Devils' disastrous season goes from bad to worse, Shane and Russell battle the heat, and the Poseidon Crew unearth a nugget that catapults them to target.

Scotty and Shaun travel to one of the most remote cattle stations in the world, Glenn and Dave attempt a cement operation, and Brownie races to beat the rain but the road he's on is a total washout.

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.

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.

A rare solar eclipse disrupts the catch, Steven's gear fails, Adam's crab chasing leaves him on fumes and rookie captain Kevin struggles through his first day behind the wheel.

Towering flames destroy a national treasure in Glasgow, flooding devastates a farming community in New Zealand, and tragedy strikes in Texas after a fatal leak at a chemical plant.

The $50,000 dryblower at the 1870 mine is generating much-needed gold, and Ritchie heads to the Gold Coast to try to sell a showpiece gold nugget for $30,000 to one of his cashed-up socialite mates.

The Poseidon Crew hit the jackpot after being forced to detect just to survive, the Goldtimers' rookie season goes from bad to worse, and the Dust Devils unearth a million-dollar reef.

Shane and Russell risk running out of water and crippling their operation, the Victoria Diggers are almost out of ground to dig, and the Gold Gypsies weigh up a life-changing decision.

A 1969 Road Runner gives Mike a run for his money while his generosity gets out of hand, and shop dog Lincoln gets a special surprise.

Ken and Guillaume fight a flooding creek, Karl is still waiting to get his sluice set up, and Big Al goes after the 'smart' gold.

The Poseidon Crew receive devastating news about their mining permits, the Dust Devils gamble big on a huge quartz reef, and Shane and Russell strike gold right on their doorstep.

Marcus and Linden are accused of illegal prospecting, the Goldtimers strike it lucky with a gold-rich patch, and the Victoria Diggers are desperate but receive a lifeline from their neighbour.

Driven by a severe crew shortage, the fleet relies on unproven greenhorns to salvage the season. Adam's teenage nephew faces the Gulf's hidden dangers in the dark.

Jeff recreates an historic flight in search of vital clues before an archive discovery drops a bombshell.

Ken and Guillaume fight a flooding creek, Karl is still waiting to get his sluice set up, and Big Al goes after the 'smart' gold.

The Gold Devils battle on after losing a team member, the Ferals' nugget trail goes cold, and Jacqui and Andrew face a night-time detecting mission for lost gold.

The Gold Devils gamble on a potential motherlode, Alan and Salty go offroad in the extreme wilderness of the Kimberley, and Shane and Kate try to get two wet plants going but run out of water.

Snow, ice, and a deadly mountain road push Dale to the edge as he fights to stay in control and keep his business moving forward.

Donnie hosts a live online auction to sell off the gold he's found at Swiss Diggings. He'll use the money to part-fund the land deal he's been offered. T. Richie may need surgery for his broken hand.

US Special Forces hunted al-Qaeda leader Abu Musab al-Zarqawi while interrogator Tony Camerino led raids to infiltrate his circle - can Tony break a key suspect to find him?

In late 1989, US forces invaded Panama to remove General Noriega; Army Rangers including Tony Ely, Kurt Harsh, and Nick Benzschawel secured the Tacoma and Rio Hato airfields.

Leigh outfoxes Donnie and Dennis and wins the rights to Matt and Damo's gold-rich land, and can Gold Coast socialites Richie and Kimberley get their new washplant to site without damaging it?

Never one to miss an opportunity, Ray has snapped up another claim and his plan is to drill a test hole if his drill rig works - meanwhile, Nigel and Rosa Monteith are recent gemfield arrivals.

Juanita goes missing at Cape Carnage and Bruce disembarks; Tiger decides to go to Karumba to unload as tides worsen, but his plan backfires and the Wildcard is forced into a U-turn.