Dave attempts to crack the old timers' code in the town of Marysville.

Dave uses his experience to decode 1,400 acres of Birdseye Mine.

Dave brings his crew to a hotspot along the banks of the Missouri River.

An old buddy offers Dave a stake in land the old timers missed.

Dave travels down into old abandoned tunnels at Miller Mountain Mine.

Dave hunts for riches left behind in a 50-year-old abandoned mine.

Dave takes part in a fire test to find gold deep in the Alaskan wilderness.

A Montana rancher finds a rare fossil and a Wyoming man uncovers a horn.

Clayton continues his excavation of a rare, carnivore on his Montana ranch.

Clayton prepares to transport a 20,000-pound carnivore fossil to the lab.

As gold prices spike to record highs and the cost of fuel plummets, Parker, Rick and Tony race to take advantage of the perfect conditions. But after the worldwide lockdown delayed the start of the season, there's less time than ever to cash in.

Parker expands to a second cut and puts his trust in a rookie foreman. Tony battles the cursed cut. Rick fires up his plant on rich ground. Greenhorn Fred Lewis calls in a mining legend.

Parker's strategy to build a war chest creates an engineering challenge.

Parker's crew works overtime to run both wash plants, in hope of a payoff.

Tony resurrects an abandoned secret weapon. Parker hires new crew members.

Competition erupts on Parker's teams, Tony finds lost gold and vets return.