What to See and Do in the National Parks

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About the show

North America's outdoor country represents an expanse of virtually unexplored wilderness, making it a hotbed for mysteries and the unexplained. There have been hundreds of true tales reported by people every year. Now through eyewitness accounts and key facts, the hidden stories of these beautiful locales are revealed.

Season 1, Episode 1

Portal to the Underworld

Ghosts from a bizarre plane crash and a mysterious underground city point to powerful forces at work inside the Grand Canyon National Park.

Friday
Jun 30
1:30am | 12:30c
Season 2, Episode 4

Forest UFOs

An alien abduction and strange encounters with a humanoid monster in Apache-Sitgreaves National Forests point to a longtime extraterrestrial presence in the area. Are aliens using the forests to monitor nearby nuclear weapons facilities?

Thursday
Jul 6
10pm | 9c
Season 2, Episode 4

Forest UFOs

An alien abduction and strange encounters with a humanoid monster in Apache-Sitgreaves National Forests point to a longtime extraterrestrial presence in the area. Are aliens using the forests to monitor nearby nuclear weapons facilities?

Friday
Jul 7
1am | 12c
Season 1, Episode 2

Flight to Hell

A tragic plane crash, shocking murders, and mysterious python infestation suggest a dark, evil power at the heart of Florida's Everglades National Park.

Friday
Jul 7
1:30am | 12:30c
Season 2, Episode 7

Cosmic Gateway

The ancient Anasazi built Chaco Canyon National Historical Park, but now the area is stalked by shape-shifting creatures and visited by time travelers who left behind a mysterious artifact. These and other bizarre encounters suggest the park may be a portal between our world and distant star system.

Thursday
Jul 27
10pm | 9c
Season 2, Episode 7

Cosmic Gateway

The ancient Anasazi built Chaco Canyon National Historical Park, but now the area is stalked by shape-shifting creatures and visited by time travelers who left behind a mysterious artifact. These and other bizarre encounters suggest the park may be a portal between our world and distant star system.

Friday
Jul 28
1am | 12c
Season 2, Episode 2

Evil in the Desert

A series of disturbing deaths and disappearances, plus the unearthing of artifacts from an ancient race of people in Death Valley National Park leads to the discovery of malevolent forces that are believed to inhabit the park's secret underworld.

Thursday
Aug 24
10:30am | 9:30c
Season 2, Episode 5

Subterranean Secrets

Mysterious lights, mechanical sounds from deep within the Earth and the disappearance of dozens of aircraft over the Great Smoky Mountains National Park could be evidence of a powerful secret society with an underground base in the area.

Thursday
Aug 24
11am | 10c
Season 2, Episode 1

Strange Attractions

A bizarre series of incidents in Big Bend National Park suggests that extraterrestrials are present in this remote wilderness area, leading experts to conclude that aliens have been secretly mining rare minerals there for years.

Wednesday
Dec 13
8am | 7c
Season 1, Episode 4

Ape Man and Aliens

A Bigfoot-like creature and UFO sightings suggest that California's Joshua Tree National Park may be ground zero for alien genetic experiments.

Wednesday
Dec 13
10am | 9c
Season 2, Episode 8

Without a Trace

One of America's most beloved wilderness areas, Yosemite National Park, has a dark side. Experts believe the ghost and UFO sightings, mysterious disappearances and a prehistoric pterodactyl are caused by a rift in the fabric of time.

Wednesday
Dec 13
11:30am | 10:30c
Season 2, Episode 11

Deadly Waters

The shimmering waters of Crater Lake National Park captivate visitors, but they may also be the epicenter of dark, sinister forces from Native American lore that lure visitors to their deaths, conceal a terrifying monster and produce ghostly apparitions.

Wednesday
Dec 13
12pm | 11c
Season 2, Episode 7

Cosmic Gateway

The ancient Anasazi built Chaco Canyon National Historical Park, but now the area is stalked by shape-shifting creatures and visited by time travelers who left behind a mysterious artifact. These and other bizarre encounters suggest the park may be a portal between our world and distant star system.

Thursday
Apr 5
10am | 9c