Mining legend Schnabel battles for his life after suffering a heart attack.

The Hoffmans give profit one last push by working through the night.

Todd Hoffman and crew braved the hostile jungle of Guyana to find gold rich ground to mine year-round.

The Hoffmans battle frozen dirt and pipes while trying to hit their goal.

The Hoffmans face an icy disaster after Todd runs the dozer on solid ice.

The miners reveal the truth behind their sometimes-ugly 2011 mining season.

Sparks fly when Tony leaves his son Mike "Cousin Mike" is in charge.

Hoping for a record score, Rick runs the last of Rally Valley's pay dirt.

Parker levels up and runs a third wash plant for the first time ever.

Gold miners battle Mother Nature in their quest to find big gold.

Brennan confronts one of Kevin's crew over their performance.

Sparks fly when Tony leaves his son Mike "Cousin Mike" is in charge.

Tensions escalate when two crewmembers get into a fight on Kevin's claim.

Hoping for a record score, Rick runs the last of Rally Valley's pay dirt.

Parker levels up and runs a third wash plant for the first time ever.

Gold miners battle Mother Nature in their quest to find big gold.

Brennan confronts one of Kevin's crew over their performance.

Honoring the life and legacy of grandpa John Schnabel.

Gold mining rookies head to Alaska hoping to save their families.

The miners face bears and a rock-shaker incident that could shut them down.

The miners nearly come to blows due to a lack of success.

A codes issue stalls the miners' work just six weeks after setting up camp.

The miners finally hit a big score after recovering from another setback.

The miners have just two days to make $10,000 or be forced back to Oregon.

Todd is forced to take desperate measures to modify his team's equipment.

Things fall apart after a veteran miner attempts to crank up production.