Planet Ocean follows an exploration of Earth's oceans and shows just how important they are to our fragile eco-systems.

Our blue planet is defined by having huge amounts of water. Scientists believe our Earth was created devoid of water, so where did it come from?

Explore Orda Cave beneath Russia's Ural Mountains, it is a legendary underwater cave system unique amongst divers for its beauty.

Guided by narrator David Attenborough, this documentary sets out to explore the deep oceans and film the giant squid in its natural habitat 1000 meters beneath the sea.

This gripping 50-minute film follows the biologists Christian Lott and Nicole Dubilier into the inhospitable depths of the ocean in pursuit of new species and groundbreaking discoveries.

The Last Paradises is a documentary series focusing on beautiful places on Earth. Each place is investigated for its breathtaking nature, rich animal life and incredible environment.

This documentary takes a look at the long journey of the tuna to its mating grounds. Along the way, we get to witness their struggles including massive amounts of hunters and the strong presence of fishing boats.