BBC Earth

Feel the burn at a state-of-the-art gym that used to be a psychiatric hospital and in a climbing complex that once was a sugar refinery.

Courteney Cox joins Bear in Ireland, where they climb jagged peaks, descend sheer cliffs, battle the cold and feast on maggots.

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

Feel the burn at a state-of-the-art gym that used to be a psychiatric hospital and in a climbing complex that once was a sugar refinery.

Michael visits the ancient city of Cordoba and the Costa del Sol.

In Oregon, wildfires tear through the state. In Texas, a storm ruins a wedding. And in Hawaii, a climber fights for his life.

Grasslands cover a quarter of all land and support vast gatherings of wildlife - but to survive here animals must endure the most hostile seasonal changes on Earth.

In the jungles of north west India, there lives a remarkable wild tiger family. Now, using 50 years of footage, the story of their matriarchal clan is pieced together.

Michael visits the ancient city of Cordoba and the Costa del Sol.

In Oregon, wildfires tear through the state. In Texas, a storm ruins a wedding. And in Hawaii, a climber fights for his life.

Courteney Cox joins Bear in Ireland, where they climb jagged peaks, descend sheer cliffs, battle the cold and feast on maggots.

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

Simon Reeve treks across the high mountains and treacherous ice fields of Patagonia, coming face to face with pumas and riding with gauchos.

Shaquille O'Neal joins Bear in the Adirondack Mountains of Update New York, where they deal with dense forest, leeches and steep cliffs.

Whilst humans are prone to fighting the inevitability of ageing, trees have perfected the art of aging gracefully. In this episode, we will discover how mature trees do incredible things to thrive.

British comedian Griff Rhys Jones begin his epic 'off-highway' journey of New Zealand from north to south, starting at Cape Reinga and travelling via Russell and Kaipara Harbour to Auckland.

Ben Fogle travels to the forests of Chile to meet northern Brit Scott and his young family, and visit their hand-built off-grid cabin in the woods.

Shaquille O'Neal joins Bear in the Adirondack Mountains of Update New York, where they deal with dense forest, leeches and steep cliffs.

Whilst humans are prone to fighting the inevitability of ageing, trees have perfected the art of aging gracefully. In this episode, we will discover how mature trees do incredible things to thrive.

Ben Fogle travels to the forests of Chile to meet northern Brit Scott and his young family, and visit their hand-built off-grid cabin in the woods.

Shaquille O'Neal joins Bear in the Adirondack Mountains of Update New York, where they deal with dense forest, leeches and steep cliffs.

Whilst humans are prone to fighting the inevitability of ageing, trees have perfected the art of aging gracefully. In this episode, we will discover how mature trees do incredible things to thrive.

British comedian Griff Rhys Jones begin his epic 'off-highway' journey of New Zealand from north to south, starting at Cape Reinga and travelling via Russell and Kaipara Harbour to Auckland.

Ben Fogle travels to the forests of Chile to meet northern Brit Scott and his young family, and visit their hand-built off-grid cabin in the woods.

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

British comedian Griff Rhys Jones begin his epic 'off-highway' journey of New Zealand from north to south, starting at Cape Reinga and travelling via Russell and Kaipara Harbour to Auckland.

Shaquille O'Neal joins Bear in the Adirondack Mountains of Update New York, where they deal with dense forest, leeches and steep cliffs.

Ben Fogle travels to the forests of Chile to meet northern Brit Scott and his young family, and visit their hand-built off-grid cabin in the woods.

Whilst humans are prone to fighting the inevitability of ageing, trees have perfected the art of aging gracefully. In this episode, we will discover how mature trees do incredible things to thrive.

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

British comedian Griff Rhys Jones begin his epic 'off-highway' journey of New Zealand from north to south, starting at Cape Reinga and travelling via Russell and Kaipara Harbour to Auckland.

Cities may seem an unlikely place for animals to thrive, but they can be a world of surprising opportunity.

Whilst humans are prone to fighting the inevitability of ageing, trees have perfected the art of aging gracefully. In this episode, we will discover how mature trees do incredible things to thrive.

Ben Fogle travels to the forests of Chile to meet northern Brit Scott and his young family, and visit their hand-built off-grid cabin in the woods.

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

Shaquille O'Neal joins Bear in the Adirondack Mountains of Update New York, where they deal with dense forest, leeches and steep cliffs.

Whilst humans are prone to fighting the inevitability of ageing, trees have perfected the art of aging gracefully. In this episode, we will discover how mature trees do incredible things to thrive.

British comedian Griff Rhys Jones begin his epic 'off-highway' journey of New Zealand from north to south, starting at Cape Reinga and travelling via Russell and Kaipara Harbour to Auckland.

Mel B joins Bear in Wales, where they navigate cliffs, cross challenging terrain and tackle a huge descent. Included: Mel administers unconventional first aid to Bear, after he gets stung by a jellyfi.

Steve Backshall heads out to find one of the UK's greatest predators: the dragonfly. He witnesses the aerial prowess of the hobby and dives underwater with the puffin.

Steve goes on a journey to meet the extraordinary people fighting to save one of the most important environments on earth: the coral reef.

Palin visits the idyllic islands of Los Roques, uncovering a Caribbean paradise, but tensions surface as he encounters the country's security forces.

Inspect an abandoned silo complex repurposed into a show-stopping art gallery, then visit a family home carved out of an ancient fortress.

Mel B joins Bear in Wales, where they navigate cliffs, cross challenging terrain and tackle a huge descent. Included: Mel administers unconventional first aid to Bear, after he gets stung by a jellyfi.

Steve Backshall heads out to find one of the UK's greatest predators: the dragonfly. He witnesses the aerial prowess of the hobby and dives underwater with the puffin.

Palin visits the idyllic islands of Los Roques, uncovering a Caribbean paradise, but tensions surface as he encounters the country's security forces.

Mel B joins Bear in Wales, where they navigate cliffs, cross challenging terrain and tackle a huge descent. Included: Mel administers unconventional first aid to Bear, after he gets stung by a jellyfi.

British comedian Griff Rhys Jones begin his epic 'off-highway' journey of New Zealand from north to south, starting at Cape Reinga and travelling via Russell and Kaipara Harbour to Auckland.

Whilst humans are prone to fighting the inevitability of ageing, trees have perfected the art of aging gracefully. In this episode, we will discover how mature trees do incredible things to thrive.

Steve Backshall heads out to find one of the UK's greatest predators: the dragonfly. He witnesses the aerial prowess of the hobby and dives underwater with the puffin.

Steve goes on a journey to meet the extraordinary people fighting to save one of the most important environments on earth: the coral reef.

Palin visits the idyllic islands of Los Roques, uncovering a Caribbean paradise, but tensions surface as he encounters the country's security forces.

British comedian Griff Rhys Jones begin his epic 'off-highway' journey of New Zealand from north to south, starting at Cape Reinga and travelling via Russell and Kaipara Harbour to Auckland.