The crew is stunned when a flash flood plunges down McKinley Creek.
The Dakota Boys arrive at McKinley Creek ready to get on the gold.
Todd Hoffman sends an ex-marine to keep an eye on the Dakota Boys.
A huge boulder crashes down on the mining site while Dustin is diving.
Fred's not-so-silent investor Todd Hoffman makes a surprise visit.
73-year-old Dakota Fred gets married for the fourth time.
Fred is in imminent danger when his suit's heating system fails on a dive.
Winter is fast approaching but The Dakota Boys are short on time and money.
The crew recounts their heartbreaking mining season at McKinley Creek.