The Secret of Skinwalker Ranch

As the team returns for their third year to investigate the high strangeness of Skinwalker Ranch, they find new evidence of a mysterious anomaly in the sky. As the team returns for their third year to investigate the high strangeness of Skinwalker Ranch, they find new evidence of a mysterious anomaly in the sky.

The team invites former members of the U.S. military connected to the infamous "Tic Tac" UAP encounter, and are stunned when they stimulate very similar phenomena to appear above Skinwalker Ranch.

As the team conducts a new aerial experiment over the Triangle Area above Skinwalker Ranch, they find shocking new evidence.

When the team works with a group of astronomy experts to conduct a telescope and rocket experiment at the Triangle Area on Skinwalker Ranch, they have their most incredible UAP encounter yet.

Retired Army Colonel John Alexander visits the ranch and after the team repeats an experiment that he indicates may have opened a portal, they receive a mysterious signal.

Former NIDS employee, retired Army Colonel John Alexander, visits the ranch and after the Skinwalker team repeat an experiment that he indicates may have opened a portal, they receive a mysterious signal.[HISTORY Channel]

While uncovering evidence of a massive underground cave system said to exist beneath the ranch's mesa, the Skinwalker team also broadcasts a strange signal.

As the team drills into the solid rock mesa on Skinwalker Ranch, they discover a mysterious void containing an impenetrable object.

After recovering metal fragments from a massive, dome-shaped object buried in the mesa on Skinwalker Ranch, the team conducts a scientific test that reveals shocking results. After recovering metal fragments from a massive, dome-shaped object buried in the mesa on Skinwalker Ranch, the team conducts a scientific test that reveals shocking results.

After recovering metal fragments from a massive, dome-shaped object buried in the Mesa on Skinwalker Ranch, the team conducts a scientific test that reveals shocking results.[HISTORY Channel]

When the team conducts their most ambitious experiment yet at the Triangle, they are shocked by what appears in the sky above Skinwalker Ranch.

When the team conducts their most ambitious experiment yet at the Triangle, they are shocked by what appears in the sky above Skinwalker Ranch.[HISTORY Channel]

With winter approaching and time running out, the team performs a three-dimensional scan of Skinwalker Ranch and makes an incredible discovery.

After another season of shocking discoveries, the team reviews all the strange experiences and compelling evidence of the last three years.[HISTORY Channel]

After another season of shocking discoveries, the team reviews all the strange experiences and compelling evidence of the last three years.