Tony Beets continues his ambitious, long-term project of rebuilding a 75-year-old gold mining dredge, focusing on moving massive components at Eureka Creek.

Grandpa John returns to celebrate Parker's 20th birthday, providing a boost of morale during the challenging season. 4. Summary of Stakes

Parker Schnabel totals his truck in a serious head-on collision on the road to Dawson. He and his dog were safe, but the damage to his new truck is severe, adding pressure to an already difficult season.

Before the accident and birthday, Parker's crew faces a setback, falling short of their goal for the cleanout by 22 ounces. 3. Key Moments