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 7

Chupacabra Island

The fabled Chupacabra in Puerto Rico's El Yunque National Forest may be linked to UFO sightings in the area and a secret US government research facility.

Wednesday
Dec 13
9:30am | 8:30c
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 1, Episode 8

Haunted Battleground

Ghost sightings, a secret government time travel experiment and Native American battles suggest that Pennsylvania's Gettysburg National Military Park is a place of unusual and mysterious power.

Wednesday
Dec 13
10:30am | 9:30c
Season 1, Episode 5

Nazi UFOs

A secret, underground Nazi base may be the reason for UFO sightings in Montana's Glacier National Park. It may also be the final hideout for Adolf Hitler himself.

Wednesday
Dec 13
11am | 10c
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 12

No Man's Land

A demonic truck driver, disembodied voices, nightmarish skinwalkers and a time loop are among the bizarre phenomena found in Canyonlands National Park, where the mineral quartz may be acting as a recorder of human experience.

Wednesday
Dec 13
12:30pm | 11:30c
Season 2, Episode 3

Spirits in the Forest

Terrifying encounters with gun-wielding ghosts and strange, savage creatures in Cleveland National Forest leads to the discovery of the area's bloody and tragic history and its link to the existence of portals into other dimensions.

Thursday
Apr 5
9am | 8c
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.

Thursday
Apr 5
9:30am | 8:30c
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
Apr 5
10am | 9c
Season 2, Episode 12

No Man's Land

A demonic truck driver, disembodied voices, nightmarish skinwalkers and a time loop are among the bizarre phenomena found in Canyonlands National Park, where the mineral quartz may be acting as a recorder of human experience.

Thursday
Apr 5
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
Apr 5
11am | 10c
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
Apr 5
11:30am | 10:30c
Season 1, Episode 3

Firestarter

Black magic, mysterious deaths, and violent fireballs haunt Hawaii's Volcanoes National Park. Many believe this is the work of Pele, the fire goddess.

Wednesday
Oct 3
8am | 7c
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.

Wednesday
Oct 3
8:30am | 7:30c
Season 1, Episode 6

The Land of the Lost

Unexplained disappearances, a mysterious death and a Karuk Indian legend may be linked to a race of superhumans in California's Mount Shasta National Forest.

Wednesday
Oct 3
9am | 8c
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.

Wednesday
Oct 3
9:30am | 8:30c
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
Oct 3
10am | 9c
Season 1, Episode 5

Nazi UFOs

A secret, underground Nazi base may be the reason for UFO sightings in Montana's Glacier National Park. It may also be the final hideout for Adolf Hitler himself.

Wednesday
Oct 3
10:30am | 9:30c
Season 1, Episode 7

Chupacabra Island

The fabled Chupacabra in Puerto Rico's El Yunque National Forest may be linked to UFO sightings in the area and a secret US government research facility.

Wednesday
Oct 3
11am | 10c
Season 1, Episode 8

Haunted Battleground

Ghost sightings, a secret government time travel experiment and Native American battles suggest that Pennsylvania's Gettysburg National Military Park is a place of unusual and mysterious power.

Wednesday
Oct 3
11:30am | 10:30c
Season 2, Episode 9

Creature Carnage

Visitors to Great Sand Dunes National Park have been seeing strange lights there since the 16th century, but in recent decades animal mutilations and other bizarre incidents may be evidence the area is a gateway for an alien civilization.

Wednesday
Oct 3
5pm | 4c
Season 2, Episode 10

Reptoid Conspiracy

At Lassen Volcanic National Park, the explosive power of the earth's core is on display, but it's also the epicenter of a series of bizarre encounters with sentient reptiles known as reptoids. Experts believe these malevolent beings are working with extraterrestrials to take over the human race by planting human agents whose minds they control.

Wednesday
Oct 3
5:30pm | 4:30c
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?

Wednesday
Oct 10
8am | 7c
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
Oct 10
8:30am | 7:30c
Season 2, Episode 6

Demonic Demonion

Mark Twain National Forest, haunted by hellhounds and other demonic creatures, may also conceal treasures from a lost civilization, pointing to the area's importance as a locus of dark, mysterious energies.

Wednesday
Oct 10
9am | 8c