Tracy Beaker Survival Files

What happens when you put two complete strangers - sans clothes - in some of the most extreme environments on Earth? Each male-female duo is left with no food, no water, no clothes, and only one survival item each as they attempt to survive on their own.

A group of the best survival experts in the world take on an un-survivable situation: 40 days. 40 nights. No food, water or clothes. To survive they'll need to master the environment, pushing far beyond the breaking point. Will even one be able to finish?

Profiles of some of the men who choose to live off the grid in the unspoiled wilderness, where dangers like mudslides, falling trees and bears are all part of everyday life.

Two people with drastically different backgrounds and survival strategies take on some of the planet's most unforgiving terrain to demonstrate how the right skills and creative thinking can keep you alive in the most dangerous situations.

The famed survivalist takes A-list celebrities on journeys into the wildest locations around the world, forcing the stars to push their bodies and minds to the limit to successfully complete the adventure of a lifetime.

Viewers go deep into an Alaskan winter to meet six tough and resilient residents as they try to stay one step ahead of storms and man-eating beasts to make it through to spring. The closest neighbor to Sue Aikens is more than 300 miles away. Eric Salitan subsists solely on what he hunts and forages. Chip and Agnes Hailstone catch fish for currency in bartering for supplies, and Andy and Kate Bassich use their pack of sled dogs for transportation.

Hardcore survivalists are put by themselves in the Vancouver Island wilderness, without camera crews, teams, or producers – on a single mission to stay alive for as long as possible.

The true story of one of the worst man-made catastrophes in history: the catastrophic nuclear accident at Chernobyl. A tale of the brave men and women who sacrificed to save Europe from unimaginable disaster.

Three years after the zombie virus has gutted the country, a team of everyday heroes must transport the only known survivor of the plague from New York to California, where the last functioning viral lab waits for his blood.

When a small plane crashes in the middle of the Canadian wilderness, a lone survivor must battle the elements — and her personal demons — to stay alive.

When a plague of unprecedented virulence sweeps the globe, the human race is all but wiped out. In the aftermath, as the great machine of civilization slowly and inexorably breaks down, only a few shattered survivors remain to struggle against the slide into extinction.

What did the world look like as it was transforming into the horrifying apocalypse depicted in "The Walking Dead"? This spin-off set in Los Angeles, following new characters as they face the beginning of the end of the world, will answer that question.

In this harrowing reality series, “Survivorman” Les Stroud travels to far-flung locales with little more than the clothes on his back and 50 pounds of camera equipment to battle - and try to survive - insanely harsh conditions.

Life's extraordinary journey to conquer, adapt and survive on Earth across billions of years comes alive in this groundbreaking nature docuseries.

Set amidst a wave of violent animal attacks sweeping across the planet, a young renegade scientist is thrust into a race to unlock the mystery behind this pandemic before time runs out for animals and humans alike.

Australian host Steve Irwin and his wife Terri run a wildlife refuge. Their shared passion is educating the world about wildlife, including the much feared crocodile and numerous venomous snakes. Steve's specialty is the capture and relocation of crocodiles. No animal appears too threatening to Steve, his true respect for animals is the foundation for everything he does.

Robyn McCall, an enigmatic former CIA operative with a mysterious background, uses her extensive skills to help those with nowhere else to turn.

After Molly Kochan receives a diagnosis of Stage IV metastatic breast cancer, she leaves her husband and explores the full breadth and complexity of her sexual desires for the first time in her life.

Bear strands himself in popular wilderness destinations where tourists often find themselves lost or in danger.

Before The Terminal List, Navy SEAL Ben Edwards finds himself entangled in the black operations side of the CIA. The deeper Ben goes into the 'gray', the harder it will become to not give himself over to his darker impulses. Every man has two wolves inside him – light and dark – fighting for control. Which wolf will Ben Edwards feed?