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...

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. Then, when his vehicle surfa...

A man on the run lures a Mesa Verde National Park visitor to a tragic end and then flees to the West Coast only to find that the consequences of his lawlessness have followed his t...

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...

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. But an important witn...

When a hiker emerges from the Appalachian Trail in Tennessee claiming he murdered a woman with a hatchet, it seems unfathomable… But when investigators discover the brutal truth, t...