Earth's Great Rivers

A pioneering exploration of the Amazon's latest discoveries and secret locations. The Amazon is by far the greatest river on earth. It is the river of superlatives, flowing more than 4,000 miles from the Andes to the Atlantic. Its 1,100 tributaries drain the greatest river basin on the planet and along its incredible journey it collects and transports one fifth of the world's fresh water.

A look at the astonishing wildlife, landscapes and people of the Nile, the world's longest river. From elephants and leopards, to extreme kayakers and ancient wonders, its great length is a lifeline for astonishing wildlife and cultures.

The Mississippi, from frozen waterfalls to time-travelling barges, from busy beavers to mysterious swamps, connects a continent like no other river. At the end of its 3,500-mile journey, it creates one of the biggest river deltas on the planet.

Follow the journey of the mighty Zambezi, Africa's wildest river. It floods across endless plains, fuelling the migration of 30,000 wildebeest, turning villages into islands accessible only by boat.

From crystal-clear waterfalls to baby turtles the size of a thumb nail, explore the magical wonders of the Danube. Branching out across Europe, its tributaries gather water from 19 countries, making it the world's most international river.

Remote and wild, the Yukon is a river of haunting beauty and dangerous extremes, a place where the `call of the wild' is still strong. In summer, it is a relentless giant, carving its way 2,000 miles across Canada and Alaska.