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Season 2 begins with the crew of the Crescent hoping for a bit of normalcy as they return to work, but something strange occurs after they start blasting through new tunnel walls.

A new member of the crew helps break through the debris barrier in the recently discovered ballroom; and a lot of strange setbacks have the guys wondering what else could be in the mine.

RIPA is destroyed in a blast caused by a mysterious fuse malfunction; reports of paranormal activity are on the rise; and the team turn up a chilling connection to the past while searching for a phantom intruder.

Patrick and Kristen's investigation leads to the Geiser Grand Hotel.

The investigation leads into Sumpter Valley.

An encroaching forest fire threatens as the paranormal activity increases.

After another mysterious equipment failure at the Crescent, Patrick and Kristen use a tesla coil to flood the mine.

Stan leaves Eddie in charge; Patrick and Kristen check out a mysterious mine in Arizona.

More mysteries are uncovered as they dig deeper into the mine.

The miners realize they have been working in the wrong direction; Patrick goes on a perilous mission that uncovers more clues to the mine's mysterious Masonic past.

The miners believe they are close to uncovering a mother lode; Kristen and Patrick believe they have what they need to solve the unexplained mysteries of the Crescent.