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.
Dustin's crew finds an ideal claim to mine, but to get down to the gold they have to make it through the waterfall's pound zone. Fred brings in a new miner, only to have his path to bedrock gold is blocked by massive boulders.
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.