BBC Earth

Song Ji-hyo continues on the greatest challenge of her life: free diving with the legendary Haenyeo female underwater sea fishers.

Simon Reeve crosses the parched desert of southern Africa, tracking wildebeest with the famous hunter gatherers of the Kalahari before heading to the oasis of the Okavango Delta.

Cameras in space show that Earth is changing rapidly. Cities sprawl while forests and glaciers shrink. But in Tanzania locals have regenerated the landscape to save chimpanzees.

Joanna returns to her birthplace, India, in search of a kitchen cupboard staple once known as 'black gold'. Starting in the majestic ancient city of Hampi, she's invited to a dazzling Hindu festival.

Ryan continues the mammoth trek that began in Liechtenstein, meeting a fascinating collection of characters along their path, as they draw ever closer to their goal of arriving in Montreux.

Simon Reeve crosses the parched desert of southern Africa, tracking wildebeest with the famous hunter gatherers of the Kalahari before heading to the oasis of the Okavango Delta.

Ben meets a family at the start of their new life, undertaking an ambitious renovation of a dilapidated farmhouse in a Bulgarian village, discovering how crucial this fresh start is for them.

Cameras in space show that Earth is changing rapidly. Cities sprawl while forests and glaciers shrink. But in Tanzania locals have regenerated the landscape to save chimpanzees.

Joanna returns to her birthplace, India, in search of a kitchen cupboard staple once known as 'black gold'. Starting in the majestic ancient city of Hampi, she's invited to a dazzling Hindu festival.

Michael takes part in an exercise to hoist the mainsail of an 80-metre long tall ship.

Ben meets a family at the start of their new life, undertaking an ambitious renovation of a dilapidated farmhouse in a Bulgarian village, discovering how crucial this fresh start is for them.

Simon Reeve crosses the parched desert of southern Africa, tracking wildebeest with the famous hunter gatherers of the Kalahari before heading to the oasis of the Okavango Delta.

Steve Backshall is in the Middle Eastern nation of Oman, in search of some of the brainiest, most intelligent hunters our planet has ever seen, as well as a shark species we have never seen before.

Steve Backshall is in the urban jungle in Chile looking for animals that thrive downtown. Chile is boarded on the west by the pacific ocean. Sea birds and sea lions thrive close to the shore.

Ben meets a family at the start of their new life, undertaking an ambitious renovation of a dilapidated farmhouse in a Bulgarian village, discovering how crucial this fresh start is for them.

Simon Reeve crosses the parched desert of southern Africa, tracking wildebeest with the famous hunter gatherers of the Kalahari before heading to the oasis of the Okavango Delta.

Michael takes part in an exercise to hoist the mainsail of an 80-metre long tall ship.

A weak emperor. A divided empire. Barbarians at the gate. Does this perfect storm mean the end of ancient Rome?

Ben meets a family at the start of their new life, undertaking an ambitious renovation of a dilapidated farmhouse in a Bulgarian village, discovering how crucial this fresh start is for them.

Simon Reeve crosses the parched desert of southern Africa, tracking wildebeest with the famous hunter gatherers of the Kalahari before heading to the oasis of the Okavango Delta.

A weak emperor. A divided empire. Barbarians at the gate. Does this perfect storm mean the end of ancient Rome?

Joanna returns to her birthplace, India, in search of a kitchen cupboard staple once known as 'black gold'. Starting in the majestic ancient city of Hampi, she's invited to a dazzling Hindu festival.

Ben meets a family at the start of their new life, undertaking an ambitious renovation of a dilapidated farmhouse in a Bulgarian village, discovering how crucial this fresh start is for them.

Michael takes part in an exercise to hoist the mainsail of an 80-metre long tall ship.

A weak emperor. A divided empire. Barbarians at the gate. Does this perfect storm mean the end of ancient Rome?

Joanna returns to her birthplace, India, in search of a kitchen cupboard staple once known as 'black gold'. Starting in the majestic ancient city of Hampi, she's invited to a dazzling Hindu festival.

Song Ji-hyo continues on the greatest challenge of her life: free diving with the legendary Haenyeo female underwater sea fishers.