Memphis and the team return to the Caribou Bog in the dead of winter to resume the search on frozen ground. With the help of Roger and some heavy equipment, they break through the ice to pull out their biggest find yet.
In 1870, a trove of gold coins on their way to fund a military force heading to confront Louis Riel during the Red River Resistance disappeared. With the gold having never been recovered, a group of treasure hunters are hoping to find it!