The Dakota Boys and their crew members reflect on their wild season and look ahead to what's next.

The crew cleans up and does a final gold weigh-in for the season. Then Dustin leads them to a new mine site he's had his eye on that proves instantly to have massive gold potential.

The Dakota boys are dredging towards a nugget trap they believe holds a life-changing jackpot of gold. They dredge the width of the creek and bring up more gold than ever.

Digging deeper than ever, there's still no sign of the bedrock gold they were counting on, but just when the crew starts to question Dustin's leadership, his determination pays off.

After being rescued from the water, Dustin is forced to look for a new mine site due to the flood, but he soon finds out that the McKinley site may not be a lost cause after all.

Finding their biggest gold nugget of the season is a great sign, but soon enough heavy rain means flooding and despite the danger, The Dakota Boys still go out and dive.

The Dakota Boys finally discover a rich nugget trap, but inadvertently risk the life of a crew member.

Moving massive boulders with new equipment might mean the Dakota Boys are finally on the gold.

Above water, a hungry and aggressive apex predator tears through the miners camp, forcing the crew to come together to find a solution. Below water, The crew uses new equipment to speed up their gold recovery.

Equipment failure leaves one crew member with life-threatening burns, while the advantage of having two dredges up and running proves successful.

Television's most dangerous gold mining is back. The Dakota Boys double down on everything including crew, locations and equipment, while the remote Alaska conditions punish their efforts like never before.

High in the Chilkat Mountains of Alaska, the Dakota boys believe McKinley Creek holds millions in gold. They embark on a 4-month journey and make an attempt at the most dangerous gold-mining in the world, dredging beneath freezing white water rapids.