Fred and Dustin Hurt decide to split up in their hunt for gold in the raging waters of Alaska's Chilkat mountains. While Fred has an ideal spot picked out, Dustin has a big decision to make about his location.

Fred and his crew return to the glory hole to complete unfinished business. Dustin's crew strikes gold, but are blocked by massive boulders and must engineer an insane system of winches and pulleys to go deeper and get down to bedrock.

The Dakota boys bank their first gold hauls of the season. Dustin invents a custom super claw to remove massive boulders from his plunge pool. Fred and his crew are confronted by a deadly cable malfunction.

Dustin's crew is left shorthanded after an unlikely injury, forcing him to take a calculated risk that nearly turns deadly. After his luck turns, Fred's dives on his 76th birthday to decode a bedrock gold mystery.

Dustin discovers a secret gold cave that could hold millions. Fred and his crew head upstream into a mini-waterfall to find a huge deposit of gold, but first they have to move their 700lb dredge up dangerous rapids.

Dustin Hurt hits bedrock and a pile of nuggets at Rainbow's End. Fred chases the gold upstream into a dangerous new spot, forcing him to rethink his plans.

Dustin's on the best ground he's dredged when a new discovery opens the door to even more gold. Fred faces a life-and-death situation opening new ground at Thunder Falls.

Dustin cleans up with his biggest gold haul yet. At Thunder Falls, engine failure and giant boulders block Fred's path to gold, and as the problems escalate, his life is on the line.

Dustin takes a gamble to return to a spot just above McKinley Falls for the remainder of the season, but while moving his dredge down the side a cliff, giant falling rocks threaten his life.

Fred fires his dredge back up and lands his biggest gold haul of the year. Dustin faces an uncertain future and Carlos makes a surprising discovery at the new dive site.

Dakota Fred taps out Thunder Falls with his biggest gold haul. Dustin hits the nugget jackpot at Rockfall Ravine.

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