nature documentary films to watch online & streaming free
Watch Free Nature Documentaries

Nature Documentaries have the simple power to amaze, astonish, surprise and bewilder us as we discover the incredible natural world in which we live.

Our top nature documentaries have been divided into 8 categories for easy navigation, so we can explore the life of plants, journey into space, climb Mount Everest, witness wildlife on the plains of Africa, explore our humanity and our food, walk with dinosaurs and so much more.

We've sourced hundreds of free nature documentaries from all over the internet, and provided them right here on Nature Documentaries for everyone to enjoy and to watch for free, regardless of age or location in the world. So put your feet up and immerse yourself into our amazing world, with nature documentaries from the BBC, PBS, Nova, ABC Australia and many more quality sources!

Here is a small selection of our Nature Documentaries:

Documentary Categories

  • No time limits
  • No pop-up ads
  • No pop-under ads

Supervolcanoes

Supervolcanoes

In 1971 heavy rain fell across much of East Nebraska. In the summer paleontologist Mike Voorhies traveled to the farmland around the Midwest town of Orchard. What he was to ...

Human Body: Pushing The Limits

Human Body: Pushing The Limits

Human Body: Pushing the Limits takes you across continents and introduces you to people who have pushed their bodies to the max. This groundbreaking documentary uses ...

Natural World - A Farm For The Future

Natural World - A Farm For The Future

Wildlife film maker Rebecca Hosking investigates how to transform her family’s farm in Devon into a low energy farm for the future, and ...

Ape To Man

Ape To Man

It has long been considered the most compelling question in our history: Where do human beings come from? Although life has existed for millions of years, only in ...

Supernatural: The Unseen Powers of Animals

Supernatural: The Unseen Powers of Animals

When science fiction comes science fact This groundbreaking series unravels the extrasensory feats and near-paranormal powers of animals. It journeys to the outer limits of ...

Louis Theroux’s African Hunting Holiday

Louis Theroux’s African Hunting Holiday
Louis Theroux Documentary

In this episode of the popular BBC Documentary series, Louis Theroux journeys to the centre of the controversial South African hunting industry. It’s ...

Oceans

Oceans
BBC Documentary

What lies below the frozen Arctic ice sheets? Or in the black holes under the Caribbean Sea? The oceans are Earth’s single most important feature. They shape our ...

The Big Question: Why Am I Me?

The Big Question: Why Am I Me?

There are 6 billion people on the planet. Every single one of them are unique individuals. We each have thougths and ideas and memories ...

Planet Earth: The Complete BBC Series

Planet Earth: The Complete BBC Series

With a production budget of $25 million, the makers of The Blue Planet: Seas of Life crafted this epic story of life on Earth. Five ...

You may also like these nature documentaries

Image
“Because it is there” is the reason so many men and women have risked death to climb Mount Everest, the tallest mountain on earth. NOVA follows a scientific investigation of...
Image
PBS Documentary In 1995, the first gray wolves were transported from Alberta, Canada to Yellowstone National Park, to repopulate the sprawling landscape with the species, absent for more...
Image
To most of the world, the majestic Alps present a scene of wonder. But to European merchants and truckers, they present a troublesome and costly roadblock. Enter the ambitious AlpTransit...
Image
Utilizing special macroscopic photographic techniques, filmmakers Claude Nuridsany and Marie Perennou created this fascinating and visually spectacular look at the hidden worlds in the life...
Image
Human Body: Pushing the Limits takes you across continents and introduces you to people who have pushed their bodies to the max. This groundbreaking documentary uses CGI technology and hi-tech camera work to...
Image
For centuries scientists and philosophers have marveled at an eerie coincidence. Mathematics, a creation of human reason, can predict the nature of the universe, a fact physicist Eugene Wigner referred to as...
Image
It’s one of the greatest stories ever told. The legend of Helen of Troy has enchanted audiences for the last three thousand years. In May this year a Hollywood film staring Brad Pitt and Orlando Bloom will...
Image
Expanding on the critically acclaimed special, In the Womb, National Geographic explores the extraordinary and fragile world of twins, triplets and quadruplets in utero. Featuring amazing 4-D ultrasound images...