Lost Gold of the Aztecs

The Villescas talk with an expert about whether a spur they found could tie to the Conquistadors. In Nevada, the Miners' search gets sidetracked by the discovery of a potential grave site.

In New Mexico, the Villescas family decide to risk everything by bringing in more heavy machinery and a full crew for one final push to find Conquistador gold. In Nevada, the Miners' years of Aztec research is threatened when the Sheriff's Department launches an investigation into a grave located directly on their treasure site. In Utah, the Dillmans call in a geophysicist to pinpoint underground caves and caverns, leading to one of the largest finds of their family's 56-year hunt.

In Utah, the Dillman family drill into what they believe could be the hidden treasure chamber that their late grandfather predicted. After a close encounter, the Gold Miners in Nevada must find another way into the rest of the underground tunnel system. Meanwhile in New Mexico, after weeks of digging in the Fire Pits with numerous signs of the Conquistadors, the Villescas family makes an underground discovery that could blow their search wide open.

In Utah, the Dillmans must be careful not to trigger an Aztec water trap while digging deep into the cave chamber. In New Mexico, after finding a man-made vault, the Villescas family discovers that there are more secrets buried beneath the Fire Pits. Meanwhile, the Miners in Nevada finally bring in explosives to blow open the mystery waiting for them behind the walls of their mine shaft.