BBC Earth

In the far North of our planet lie vast frozen lands of snow-covered forest and open tundra. These are lands of extremes that push animals to their limits.

Ash and his team battle rapids, dense jungle and wildlife to uncover the hidden source of the Coppename River.

Changing Planet: Coral Special will embark on the third year of this 7-year project examining the issues facing the planet's most threatened ecosystems.

Skip the runway with a 747 made over into a classy hotel, then inspect a malthouse that has been remodelled into a concert hall filled with beautiful music.

Robson ends his world tour with a trip to California where he pits his wits against the Blue Shark, the Humboldt squid and the rainbow trout.

Mel B, Ruby Wax and Emily Atack go on a historic, raucous road trip.

Ash and his team battle rapids, dense jungle and wildlife to uncover the hidden source of the Coppename River.

Robson's journey begins on Ascension Island, a tiny outpost with underfished waters in the middle of the Atlantic Ocean.

Simon Reeve treks and canoes through Canada's rugged and frozen Yukon Territory, to meet the people who make the wilderness home, and search for grizzly bears, the apex predator.

Halfway through their trek, Lucy and the team face dense forests and the ever-present threat of elephants, as rations run dangerously low.

In California, it's a vacation from hell as hundreds of campers flee a rampaging wildfire. And in the Czech Republic a rare tornado crashes through.

Robson's journey begins on Ascension Island, a tiny outpost with underfished waters in the middle of the Atlantic Ocean.

Simon Reeve treks and canoes through Canada's rugged and frozen Yukon Territory, to meet the people who make the wilderness home, and search for grizzly bears, the apex predator.

In California, it's a vacation from hell as hundreds of campers flee a rampaging wildfire. And in the Czech Republic a rare tornado crashes through.

Robson's journey begins on Ascension Island, a tiny outpost with underfished waters in the middle of the Atlantic Ocean.

Simon Reeve treks and canoes through Canada's rugged and frozen Yukon Territory, to meet the people who make the wilderness home, and search for grizzly bears, the apex predator.

Halfway through their trek, Lucy and the team face dense forests and the ever-present threat of elephants, as rations run dangerously low.

In California, it's a vacation from hell as hundreds of campers flee a rampaging wildfire. And in the Czech Republic a rare tornado crashes through.

Guangdong is China's most developed province, but wildlife continues to thrive alongside its people; myriads of pollinators, rare orchids, snakes, and Chinese Crocodile lizards.

Simon Reeve treks and canoes through Canada's rugged and frozen Yukon Territory, to meet the people who make the wilderness home, and search for grizzly bears, the apex predator.