Mystery at Blind Frog Ranch Show Summary, Upcoming Episodes and TV Guide

Believing they might have drilled into an Aztec aqueduct at the Bead Site, Duane and James head to Mexico to meet an expert. Chad and Josh trace the underground waterway to a remote lake that might be protecting a secret.

Chad and Eric find signs of gold at the abandoned mine, but nightfall brings an unwanted stalker to their camp. At the Bead Site, the team unearths an ancient structure.

Eric and Chad encounter disaster while attempting to breach the void in the South Cave. A mysterious rumbling shakes the ranch, and James finds evidence of the Aztecs at the Bead Site.

Geologist Eric Drummond and Chad Ollinger explore a newly discovered cavern deep underground. Duane finds smoke vents at the Bead Site, and James heads to the Aztec capital in Mexico City.

While drilling into the cavern system to find the Aztec gold, the team strikes an impenetrable object deep below ground. Tests of the site reveal the truth about the Energy Zone and what lies beneath Blind Frog Ranch.

Following the trail of the Lost Rhoades Mine, Chad and Ryan attempt to rappel down a 250-foot cliff in a dangerous maneuver to access the Mormon Eye cave. While trekking at high altitude, James suffers a health scare. And back on the ranch, when Duane uncovers more poacher sites, he decides to take matters into his own hands.

When an underground tsunami floods the cavern system, Duane and his team attempt to breach it from higher ground -- discovering evidence of Aztec artifacts and a crucial clue to the Lost Rhodes mine.

Duane and Chad Ollinger return to Blind Frog Ranch, armed with cutting-edge tech, to unearth $3 billion in hidden treasure. Shocking new information on the underground tunnel emerges. Claim jumpers invade the property, threatening to derail everything.

After the crew drills into a dry cavern, they must devise a plan to protect themselves from radioactivity and poisonous gasses. But as they get close to finally entering the cave, trespassers descend upon the ranch.

Determined to get into the cavern, Duane and his team explore new methods to find a dry entrance. While Chad takes to the skies in search of a natural opening. Eric thinks the radioactive rocks found in the box might show them where to dig.

When a windstorm ruins visibility in the water, Chad considers a risky blind dive to extract the box. But when intruders are discovered, Duane and his crew realize that time is running out.

After a long winter, the crew returns to Blind Frog Ranch to strategize a new plan to get the box out of the underwater cave. And Charlie asks for help to investigate a mysterious death on the ranch.

Duane employs ground-penetrating radar to scan the land near a potential drill site, leading to a mysterious finding. Trespassers prompt Charlie to increase security on the ranch with a camera system -- capturing a frightening sight in the dead of night.

Duane decides that the flooded cave is too dangerous to dive into again, forcing the team to explore new access points to the underground cavern system. But something lurking in the darkness forces everyone to reevaluate their safety.

Duane Ollinger believes there's a fortune of gold buried beneath his property in Utah, Blind Frog Ranch. But even though the land seems to be fighting him at every turn, he's not going to stop until he gets his hands on the gold -- whatever the cost.