Planet Earth : Set 01

David Attenborough examines the frozen worlds of the Arctic and Antarctic.

David Attenborough explores earth's mightiest mountain ranges.

Following the descent of the planet's mightiest rivers from their sources to the sea.

David Attenborough reveals the world's most impressive caves and their amazing wildlife.

David Attenborough reveals the secrets behind Earth's most spectacular deserts.

As the ice ebbs and flows at the two poles with the change of seasons, killer whales team up on a hunt and a polar bear is forced to travel a great distance in search of food. Also, beluga whales and narwhals feast on Arctic cod.

The earth's extensive grasslands are featured, from West Africa's Sahel to the plains of Papua New Guinea. Among the animals featured are white-eared kob in the Sudan, golden eagles in Russia and antelopes in South Africa.

Plants take center stage in this exploration of coniferous and deciduous forests. These seasonal forests cover vast tracts of temperate regions, such as the endless forests of Siberia, Tasmania and large areas of Eastern Europe.

The rain forests are home to a vast number of animal and plant species, leading to intense competition for food. Footage includes jaguars on the hunt in the Amazon, gibbons traversing the canopy and flying frogs mating.

Spectacular storm photography is among the highlights of this exploration of the shallow seas, where coral reefs and fishing grounds lie. Also featured is the epic journey of a humpback whale and her calf to the polar seas.

The world's oceans are home to some of the largest and strangest creatures on Earth, such as blue whales and vampire squid. Also featured are dolphins, manta rays, oceanic white tips, lanternfish, tuna, whale sharks and petrels.