BBC Earth

Nick starts with a helicopter ride along the northernmost stretch of the Mississippi.

In the city of Malaga, Michael enjoys one of Spain's biggest street parties: the Feria.

Ben heads to an island at the edge of the world on Norway's arctic coastline, and meets Elena, a former Middle East peacekeeper who has created her dream home here.

Simon Reeve battles his way across the Congo, braving thick jungle and tropical swamps in search of the people and the wildlife who make their home in Africa's greatest rainforest.

Steve Backshall goes in search of one of Europe's most venomous snakes: the nose-horned viper. He also hopes to track down a bear and goes deep into a cave system to find a dragon.

Steve Backshall heads to Timor Leste in search of the biggest animal to have ever lived - the blue whale. He also hopes to find the saltwater crocodile, one of the giants of land.

Ben heads to an island at the edge of the world on Norway's arctic coastline, and meets Elena, a former Middle East peacekeeper who has created her dream home here.

Simon Reeve battles his way across the Congo, braving thick jungle and tropical swamps in search of the people and the wildlife who make their home in Africa's greatest rainforest.

In the city of Malaga, Michael enjoys one of Spain's biggest street parties: the Feria.

In a world where enemies watch for weakness, our ancient powers must use all their strength and cunning to defend their people and conquer new lands. Who will rise to the challenge of the battlefield.

Simon Reeve battles his way across the Congo, braving thick jungle and tropical swamps in search of the people and the wildlife who make their home in Africa's greatest rainforest.

Ben heads to an island at the edge of the world on Norway's arctic coastline, and meets Elena, a former Middle East peacekeeper who has created her dream home here.

In a world where enemies watch for weakness, our ancient powers must use all their strength and cunning to defend their people and conquer new lands. Who will rise to the challenge of the battlefield.

Nick starts with a helicopter ride along the northernmost stretch of the Mississippi.

Ben heads to an island at the edge of the world on Norway's arctic coastline, and meets Elena, a former Middle East peacekeeper who has created her dream home here.

In the city of Malaga, Michael enjoys one of Spain's biggest street parties: the Feria.

In a world where enemies watch for weakness, our ancient powers must use all their strength and cunning to defend their people and conquer new lands. Who will rise to the challenge of the battlefield.

Nick starts with a helicopter ride along the northernmost stretch of the Mississippi.

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.