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.

Irishman Eric takes on the longest truck in the world, and Shelley tackles her first ever hay load over a notorious mountain range.

Mining legend Neville Perry returns to the legendary German Gully with unfinished business, and outback adventure team Salty and Alan head to the world's biggest monocline in search of gold.

At the start of the new season, the gold seekers in the rough north of Australia are under extreme pressure. The dry season offers perfect conditions for the treasure hunt, but there is not much time.

The dry season continues to offer ideal conditions for gold hunting. Gordon takes rookie Sebastian to a spot where he was successful before. Gordon finds the first nugget of the season.

The gold rush season in the outback is in full swing. Gordon is unable to work after a dangerous tick bite on his head. Sebastian has to master complex tasks independently for the first time.

The first official weighing for Gordon and Sebastian provides a ruthless review of their work so far. The pressure on James grows. He wants certainty about his expensive blast at 'Three Peaks'.

Gordon melts his collected gold finds in the camp. He celebrates a first major success. Meanwhile, another plant defect completely stops mine owner James. Dropout Sebastian helps Stanley.

A dead man's diary leads Brent Shannon on a quest for a stash of lost gold, Paul Mackie takes a big risk, AND Jacqui Buzetti and Andrew Leahy brave crocodile-infested waters in search of nuggets.

Melanie Wood and Alex Stead's future hinges on a $400,000-dollar-dry blower, newcomers Sheryl Munro and Simon Lawes struggle to find new ground, and gold legend Shane Calegari helps an old friend.

The Poseidon Crew uncovers a new source of gold, Bridget and Levi North form a new partnership, and the Mackies turn to new technology in their quest for a massive gold deposit.

Jacqui and Andrew explore crocodile-infested waters in search of nuggets, the Wanderers secure new ground, and the Desert Diggers fire up their one-of-a-kind dry blower The Beast.

Paul Mackie hires a massive bulldozer to uncover a gold deposit, breakdowns force Sheryl Munro to run a dry blower on her own, and the Poseidon Crew scale up their search for fine gold.

In a special retrospective episode, the miners recap their highs and lows of the season, and reveal their plans for next season.

Big Al returns to the Yukon in a wheelchair, hoping to turn his life and his mine around.

Karl uses old maps to locate gold around the dredge at Last Chance.

Chris and Nika's rookie mine hand Nick get the dozer stuck in mud while opening up their biggest cut ever.

Nika and Chris fight machine breakdowns and water problems, but a new crew member may turn their fortunes around.

Gordon melts his collected gold finds in the camp. He celebrates a first major success. Meanwhile, another plant defect completely stops mine owner James. Dropout Sebastian helps Stanley.

Gordon wants to invest the money from his melted gold stones into his own washing plant. Meanwhile, broken compressors and drills slow down large-scale miner James at 'Three Peaks'.

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.

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.

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.