Episodes

When a young woman witnesses the cold-blooded execution of her hiking companion on the Appalachian Trail and lives to tell the tale, her chilling story is almost too much for law enforcement in 1974 to believe.

On a quiet mountain in eastern Tennessee three men ride off on all-terrain vehicles for an evening of exploring, fishing, and swimming but never return.

When a celebrated Colorado musician disappears in February 2020, law enforcement quickly connects dots between him and a gruesome discovery in Arapaho and Roosevelt National Forests.

When two bodies are discovered in the sand dunes of Indiana Dunes National Park, it doesn’t take authorities long to identify the victims as young people who’ve been missing for nearly a week.

Harold Henthorn loses his first wife in a tragic car accident on the side of a rural mountain road, and then his second wife falls off of a cliff in Rocky Mountain National Park.

When a mother of three suffers a horrific attack at the hands of her partner while on a family camping trip, her sons witness the unfathomable and law enforcement is determined to find justice for the victim.

In 1969, when a young boy vanished in a matter of minutes in Great Smoky Mountains National Park, his case set off a series of events that forever changed the way search and rescue operations in the United States and around the world are conducted.

When a devoted family man and avid hunter disappears while tracking deer in the Sierra National Forest, there are few clues as to what happened to him.

A man on the run lures a Mesa Verde National Park visitor to a tragic end then flees to the West Coast only to find that the consequences of his lawlessness have followed his trail from the mesas of Colorado to the coast of California.

When a beloved mother and grandmother working part-time as a gate attendant at a popular Atlanta-area park is gunned down during a late-night robbery, authorities are quick to make an arrest…

When a woman’s body was found at the base of a 350ft canyon in December 1987, authorities in Yosemite National Park were quick to write it off as an accident.

When a hiker emerges from the Appalachian Trail in Tennessee claiming he murdered a woman with a hatchet, it seems unfathomable…