Episodes

In April 1995, two troubled teens on the run from the law in Payette National Forest encounter an innocent forest service worker and commit the unthinkable.

Five so-called friends go camping together in the Trinity Alps in California, but only four return.

An abandoned campsite, a crashed car, and a trail of ominous clues.

When a 38-year-old waitress vanished on a weekend trip to Mount Rushmore in August 2013, red flags went up right away for her friends and family.

When a husband and wife from New Hampshire vanish on the beach of Padre Island National Seashore in 2019, all the red flags go up about the vibrant couple’s disappearance.

When a Central California businessman vanishes while on a fishing trip in Kings Canyon National Park with friends, few clues emerge as to what happened.

When two soon to be newlyweds are found dead on a scenic northern California beach, the mystery as to why they were killed and by whom is baffling.

Two young people are found brutally shot to death on a remote Canadian beach in 1972 and one man quickly becomes the center of the investigation.

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.