Episodes

When two hunters are murdered within days of one another in nearby popular Florida hunting grounds, law enforcement realizes they may be dealing with a serial killer.

A devoted indigenist and a journalist set off into the depths of the Amazon to report on corruption and criminal activity but are never seen alive again.

When three fur trappers in Oregon disappeared from their rural outpost in 1924 their family members sounded the alarm about a bizarre scene left in the snow.

When a 21-year-old woman’s lifeless body is found in a popular Toronto neighborhood park, authorities are hard-pressed to find her killer.

When a couple is viciously murdered in a shelter on the Appalachian Trail in 1981, their killer is caught.

When two women vanish from the same Texas city in the summer of 2006, little attention is focused on their cases.

When five teens visit a remote Iowa preserve but only one leaves alive, authorities are determined to catch three killers who have seemingly gotten away with a brutal crime.

When a 15-year-old girl vanishes while riding her bike near Indiana Dunes National Park in August 1995 it’s all hands on deck to find her. However, just like the ever-shifting landscape beneath law enforcement’s feet, an elusive predator blends into an alarming...

When a trio of men enter Cherokee National Forest but only two come out, law enforcement works fast to figure out what exactly happened that left so much bloodshed on the riverbanks.

When two well-known fishermen are gunned down in a secluded state park in Florida, authorities are stumped for clues, but then a theory emerges that leads them to yet another victim of foul play in the same tight-knit fishing community.

When a man vanishes on Christmas Day in 2015, his family’s alarm bells go off, and authorities launch an investigation that reveals a web of violence and a grisly scene in Cherokee National Forest.

When a beloved wife, mother, and grandmother sets out on a life-long dream to conquer the Appalachian Trail her plans abruptly change.