The Noss family discovers a treasure worth $28 billion. But when the land is annexed by the U.S. government, it sets the stage for a mystery that goes unsolved for decades. Now the family reveals all in their quest for the truth and their fortune.

Doc and Babe take extreme measures to recover the billions in gold bars sealed underground. Alex and team explore the fissure and make a big discovery that brings them one step closer to the treasure.

The Noss family is removed from their claim when Victorio Peak is annexed for a military base. Soon after, Babe hears of soldiers digging. Terry and Alex become suspicious of a team member who could have removed treasure worth millions.

The Watergate hearings put the story of the Victorio Peak treasure on the front pages of newspapers around the world; hundreds descend on the peak looking for gold, forcing the Noss family to defend its claim.

Terry takes over the family's mission to recover the gold at Victorio Peak and makes a huge breakthrough with the military; Alex tries an ambitious new engineering project to find the $28 billion treasure.

Terry reveals his secret meetings with high-ranking officials and an explosive interview with a White Sands soldier that exposes the government's involvement; the crew on the peak make a final push to find the 16,000 gold bars and treasure.