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Record-breaking floods block Rod and JC on the first leg of their road trip. Plus, JC is taught how to make explosives and mine with them.

Rod and JC battle extreme weather and steep terrain as they search for sapphires. Later, they undertake a huge fishing expedition.

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

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

The 12 Stone Lapdog. Victoria meets Max, a St Bernard, who doesn't know his own strength and can't help causing his owner serious injuries. Can she sort out this big problem.

The Terrified Chihuahua. Alison the anxious Chihuahua's owners can't understand why she's so neurotic. Can Victoria help bring peace to this troubled family.

Jackson meets up with a soft-spoken musician who feels abused by her adopted cat and is ashamed that she can't figure out how to prevent her cat's behaviour.

Josh, Phil and Heather investigate the notorious Trans-Allegheny Lunatic Asylum, where thousands died after disturbing medical procedures.

Sparks don't fly deep in the Panamanian jungle, an ex-cop and a self-described wild child clash over cuddling- before the challenge overwhelms one of them.

After a typhoon scatters debris through a Philippine forest, a stay-at-home mum and stubborn trucker combat sickness and no food to survive.

The team take on the former first National Bank in Gastonia, North Carolina. Items salvaged include elevator parts and chicken wire windows.

The Dawgs work on Covington church and find tambour doors, stairs and a jukebox. Mike and Tay build a locker bench, then the crew finds a propane spotlight.

Papa Got A Brand New Dredge 1. Shawn and his crew make impressive progress on the Myrtle Irene. Zeke has an exciting offer for Vernon, while Emily tries to recruit a talented diver.

Papa Got A Brand New Dredge 2. It's a critical moment for Shawn as the Myrtle Irene is put in the water. Steve continues his hunt for a job, and Kris embarks on a risky adventure.

The Poseidon Crew recruit a 14-year-old worker to help speed up their operation. Meanwhile, the Gold Timers are slowed down by a freak dust storm.

A family build a cabin retreat in the foothills of the Appalachian Mountains. Can they overcome rough terrain and sweltering heat to complete the job.

A couple plan to build out their inherited property in Missouri. They face flooding and huge fires as they attempt to pull of this ambitious project.

An early closure forces captains to work together to get their catch safely to port. Sig crosses a line when he repositions a rookie captain's pots.

Ben's season may be saved with a kill, but gold proves elusive. John finds a promising dig site but his stamina is fading. Boyce must move 500lbs of gear.

Josh Gates travels to South Africa in search of former President Paul Kruger's missing gold cache. He evades dangerous poachers and meets the Shangaan tribe.

Josh Gates is in Africa's Kalahari Desert seeking a fabled lost city. He encounters wild animals, rafts down rapids and flies in an open-air helicopter.

The Raneys face a swamp nightmare in Georgia. They must find an ingenious way to reclaim the Buchannans' land from a snake and gator-infested swamp.

Rod and JC get a painful lesson while mining in the hot and hostile Andamooka. Then, they provide an airdrop of supplies to flood-ravaged farmers.

Stuck in Andamooka with a broken-down vehicle, Rod and JC hit rock bottom. And a final opal sale decides whether they can continue their road trip.

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

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

Jack Macrae manoeuvres a massive house through extreme weather conditions. Meanwhile, Mike Elliott battles scorching heat in Western Australia.

In Queensland, Jacqui and Andrew buy a quad bike to get to the site of an old gold rush. In Western Australia, equipment failures hit Shane and Kate.