Duane decides that the flooded cave is too dangerous to dive into again, forcing the team to explore new access points to the underground cavern system. But something lurking in the darkness forces everyone to reevaluate their safety.
While searching unexplored areas of the ranch for an alternate entrance to the cavern system, the team discovers mysterious ancient markings on a cliffside and a mining shaft dug deep into the mountain that could lead them right to the gold.
Duane employs ground-penetrating radar to scan the land near a potential drill site, leading to a mysterious finding. Trespassers prompt Charlie to increase security on the ranch with a camera system -- capturing a frightening sight in the dead of night.
As winter closes in and the digging season nears its end, Duane takes a final shot at getting into the underground cavern ... but uncovers a whole new mystery about the land he owns.
After a long winter, the crew returns to Blind Frog Ranch to strategize a new plan to get the box out of the underwater cave. And Charlie asks for help to investigate a mysterious death on the ranch.
Dave and Cody drop into a Panama mountain jungle with only a poncho, a jar, and a lighter. Cody has an ingenious idea to ignite a fire using a jar lid. Later, they make a rope from vines to repel down a cliff, but Dave slips as he makes his descent.
Dave and Cody portray hikers lost on the Argentinian island of Tierra Del Fuego. The duo tests out a dangerous first-aid method using black powder from Dave's antique gun. Later, they risk hypothermia after deciding to cross a frigid glacial river.
Dave and Cody attempt to survive in Baja, Mexico's steamy salt flats, with little water between them. They finally come across a wooded area but argue about where to settle. Later, Cody builds a rabbit trap while Dave tries to make a fire using the sun.
Dave and Cody portray shipwreck survivors adrift on the Pacific Ocean. The rough water makes Cody seasick, putting him at risk for dehydration, but the guys soon find land on a deserted island. Dave searches for tinder while Cody hunts for a water source.
Dave and Cody demonstrate how to get back to civilization after surviving an avalanche in Wyoming's snow-covered Rocky Mountains. The duo builds a snow cave to save time. The next day, the team uses a parachute cord to climb down a steep mountainside.
Rick returns to the Deep Cut to settle the score. Parker does the unthinkable to get down to gold at Mud Mountain. Fred sends his son-in-law packing when he crosses the line.
Rick pivots to chase a vein of gold-rich paydirt that’s bankrupted other Keno miners. Parker heads to Alaska to prospect, leaving Mitch with a difficult decision to make at the Airstrip. Tony targets white channel paydirt to turn his season around.
Parker gambles 100 ounces to prospect Little Eldorado Creek in Alaska. Fred confronts a crew member. Rick launches a risky mission to rescue Monster Red. Tony's crew sinks the new D11 chasing white channel pay.
Parker takes a risk for Little Eldorado Creek in Alaska. Fred confronts a crew member. Rick wants to rescue Monster Red. Tony's crew sinks the new D11.
Parker gets a lead on virgin ground at Cleary Creek in Alaska. Rick puts Brennan to the test as the night foreman in the Rally Valley. A quick fix on Tony’s trommel feeder balloons into a major headache.
In an act of sheer desperation, Dustin Hurt gambles his future on a dangerous mining strategy.
The results from radiocarbon testing are in, which will tell Duane if the box is Aztec or not. Then, the men discover they are being surveilled by a high-tech camera mounted just above the cave entrance.
Former Gold Rush miner Dave Turin sets out on his own, risking his family's life savings for a chance to bring home the gold from an abandoned gold mine.
Parker gets a lead on virgin ground at Cleary Creek in Alaska. Rick puts Brennan to the test as the night foreman in the Rally Valley. A quick fix on Tony’s trommel feeder balloons into a major headache.
In an act of sheer desperation, Dustin Hurt gambles his future on a dangerous mining strategy.
The results from radiocarbon testing are in, which will tell Duane if the box is Aztec or not. Then, the men discover they are being surveilled by a high-tech camera mounted just above the cave entrance.
Former Gold Rush miner Dave Turin sets out on his own, risking his family's life savings for a chance to bring home the gold from an abandoned gold mine.
Dave faces a nightmare scenario when the ground he's mining goes cold and no one knows why. With his season hanging in the balance, the pressure mounts for Dave to get them back on the gold.