Season 5

Gus Engeling Wildlife Management

The Biologist

When a biologist disappears into the Texas marshland he’s charged with protecting, law enforcement comes together to find answers.

Odiorne Point State Park

The Walk

When a 24-year-old New Hampshire woman is found gunned down outside a state park while walking her dog, police embark on a massive manhunt for her killer.

Wonnangatta Valley Historical Photo

The Station

When a beloved caretaker is murdered in the remote Australian bushland of Alpine National Park, authorities suspect another employee of the homestead is to blame…but when a second body turns up, a harrowing reality sets in.

Havasu Falls

The Canyon

When a young Japanese tourist turns up dead inside one of the world’s most unique geologic formations in Arizona, a sacred Native American paradise becomes the epicenter of international media attention.