We don't have an overview of this episode, please check back later.

We don't have an overview of this episode, please check back later.

We don't have an overview of this episode, please check back later.

We don't have an overview of this episode, please check back later.

Hazen Audel takes on extreme survival challenges in the world's great plains - where exposure to the elements and lack of food and water make staying alive a constant battle. Hazen ventures under tons of arctic sea ice to gather vital food from the sea floor, track down big game through miles of the thorn-covered Kalahari plains, and herd hundreds of reindeer over Norway's endless frozen tundra.

Hazen Audel takes on extreme survival challenges in the world's great plains - where exposure to the elements and lack of food and water make staying alive a constant battle. Hazen ventures under tons of arctic sea ice to gather vital food from the sea floor, track down big game through miles of the thorn-covered Kalahari plains, and herd hundreds of reindeer over Norway's endless frozen tundra.

Hazen Audel takes on extreme survival challenges in some of the world's most inhospitable deserts in the world-where food and water are near impossible to find and the blazing hot sun can burn your skin in a matter of minutes. Hazen will come face to face with dangerous desert giants, battle against deadly quicksand and rely on an unusual drink to stay hydrated-cow's blood.

Hazen Audel takes on extreme survival challenges in some of the world's most inhospitable deserts in the world-where food and water are near impossible to find and the blazing hot sun can burn your skin in a matter of minutes. Hazen will come face to face with dangerous desert giants, battle against deadly quicksand and rely on an unusual drink to stay hydrated-cow's blood.

Hazen Audel takes on extreme survival challenges in some of the world's highest and most inhospitable mountains. The dangers he faces include sub-zero temperatures, deadly mountain climbs and packs of man-eating predators. To survive, Hazen will rely on the ancient knowledge and ingenious survival skills of the tribal communities who call these harsh mountain environments home.

Hazen Audel takes on extreme survival challenges in some of the world's highest and most inhospitable mountains. The dangers he faces include sub-zero temperatures, deadly mountain climbs and packs of man-eating predators. To survive, Hazen will rely on the ancient knowledge and ingenious survival skills of the tribal communities who call these harsh mountain environments home.

Hazen Audel takes us to the world's most extreme tropical islands to show us the incredible techniques that the locals use to survive. In the face of oppressive heat and humidity, ancient sea-faring cultures rely on what little they can scrounge from the land, but predominantly rely on the bounty of the sea. Armed with their ancient survival skills, Hazen will take on monstrous storms, razor sharp coral reefs and lethal predators and shows us what it takes to survive on tropical islands.

Hazen Audel takes us to the world's most extreme tropical islands to show us the incredible techniques that the locals use to survive. In the face of oppressive heat and humidity, ancient sea-faring cultures rely on what little they can scrounge from the land, but predominantly rely on the bounty of the sea. Armed with their ancient survival skills, Hazen will take on monstrous storms, razor sharp coral reefs and lethal predators and shows us what it takes to survive on tropical islands.