The Great Icelandic Swim with Ross Edgley

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.

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.

Inspired by his late mentor, Will Smith spends 100 days facing extreme challenges, venturing from pole to pole with scientists, explorers and experts.

Natural World is a nature documentary television series broadcast annually on BBC Two and regarded by the BBC as its flagship natural history brand. It is currently the longest-running series in its genre on British television, with more than 400 episodes broadcast since its inception in 1983. Natural World is produced by the BBC Natural History Unit in Bristol, but individual programmes can be in-house productions, collaborative productions with other broadcasters or films made and distributed by independent production companies and purchased by the BBC. Natural World programmes are often broadcast as PBS Nature episodes in the USA. Since 2008, most Natural World programmes have been shot and broadcast in high definition.

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

Each of the twelve 50-minute episodes features a different aspect of the journey through life, from birth to adulthood and continuation of the species through reproduction.

Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy Antarctica. The show's primary focus is on animals and ecosystems around the world. A comic book based on the show, meant to be used an as educational tool for kids, was briefly distributed to museums and schools at no cost in the mid-2000s.

Set in Central Michigan's farm country, this reality series follows the work done at Pol Veterinary Services. Specializing in large farm animals, Dr. Pol treats horses, pigs, cows, sheep, alpacas, goats, chickens and even an occasional reindeer. The program also features Dr. Brenda Grettenberger, who has worked with Dr. Pol since 1992.

The adventures of Josh Gates as he investigates unsolved iconic stories across the globe.

Journeying to the far reaches of our planet, this eight part series follows some of the world's most amazing species, telling extraordinary stories that are dramatic, thrilling, funny and sometimes heart-breaking, but always full of hope.

Experience our planet's natural beauty and examine how climate change impacts all living creatures in this ambitious documentary of spectacular scope.

Millions of years ago, incredible forces ripped apart the Earth’s crust creating seven extraordinary continents. This documentary series reveals how each distinct continent has shaped the unique animal life found there.

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.

Michael Palin attempts to copy the exploits of fictional character Phileas Fogg, by trying to travel around the world (without flying) in 80 days.

Some of the most amazing, eye-opening and downright scary paranormal videos from around the world are featured as a panel of experts break down the footage and analyze what exactly the eyewitnesses captured.

David Attenborough celebrates the amazing variety of the natural world in this epic documentary series, filmed over four years across 64 different countries.

Actor Zac Efron journeys around the world with wellness expert Darin Olien in a travel show that explores healthy, sustainable ways to live.

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

There is nowhere more powerful and unforgiving yet more beautiful and compelling than the ocean. Join us and explore the greatest yet least known parts of our planet.

Overhaulin' is an American automotive reality TV show that ran for five seasons on TLC between 2004–2009, and currently on Velocity and Discovery.