Entering 50-year-old abandoned tunnels of Lovitt Day Mine, Dave is on the hunt for hundreds of millions of dollars of gold left in the rock. With the last living miner to work these tunnels, Dave searches for a life-changing haul of hard rock gold.

Walking 200 miles deep into the frozen Alaskan wilderness, Dave searches the hard rock mine of Nixon Fork and takes part in a never-before-seen fire test that separates gold from stone.