There is no greater test for life than winter, as temperatures plummet to 70 below and winds reach 200kph. Darkness and ice extend across the polar regions and only a few remarkable survivors gamble on remaining. We join a female polar bear trekking into the Arctic mountains to give birth as the first blizzards arrive. Out on the frozen ocean, the entire world's population of spectacled eider ducks brave the winter in a giant ice hole kept open by ferocious currents. Arctic forests transform into a wonderland of frost and snow - the scene of a desperate and bloody battle between wolf and bison, but also where a remarkable alliance between raven and wolverine is made. Beneath the snow lies a magical world of winter survivors. Here tiny voles dodge the clutches of the great grey owl, but cannot escape the ultimate under-show predator - the least weasel. Midwinter and a male polar bear wanders alone across the dark, empty icescape. Below the snow, polar bear cubs begin life in an icy den while fantastical auroras light the night skies above. In Antarctica, we join male emperor penguins in their darkest hour, battling to protect precious eggs from fierce polar storms. Weddell seals escape to a hidden world of jewel-coloured corals and alien-looking creatures but frozen devastation follows as sinister ice stalactites reach down with deadly effect.

Natural history series exploring the Galapagos Islands, which lie 1,000 kilometres off the coast of South America. This programme examines the fascinating stages of the islands' lives and how a variety of creatures have found ways to survive, including marine iguanas, sea-going lizards and giant tortoises.

600 miles off the coast of South America in the Pacific Ocean there are 120 tropical islands that erupted from the deep ocean floor more than 10 million years ago. Journey from the lava ramparts to its fiery heart, we'll discover how the Galapagos archipelago became one of the most important areas of biodiversity in the world.
Those swept here by storms and currents survived million to one odds to find untouched islands free from competition. These hardy pioneers evolved in remarkable ways in what's known as Nature's Greatest Experiment. Home to bizarre specialists and unexpected giants, the most precious collection of island creatures on Earth.

From flightless cormorants hunting underwater to giant tortoises courting on the rim of an active volcano, a look at the hidden side of Galapagos, revealing why it is such a fascinating showcase for evolution.

George Harrison first became known to the world as 'The Quiet Beatle', but there was far more to his life than simply being a part of The Beatles. This film explores the life and career of this seminal musician, philanthropist, film producer and amateur race car driver who grew to make his own mark on the world. Through his music, archival footage and the memories of friends and family, Harrison's deep spirituality and humanity are explored in his singular life as he took on artistic challenges and important causes as only he could. Directed by Martin Scorsese.

Dive into the gripping world of organized crime with the enthralling documentary series focusing on John Gotti, a name synonymous with the Gambino crime family. In this second installment, viewers are transported into the shadowy corners of mob life, exploring the brutal enforcement of mafia rules and the dire consequences of betrayal. Highlighting a chilling assignment carried out in Florida, the documentary captures the ruthlessness embedded within the mafia's code, where personal lives intertwine dangerously with business, leading to violent outcomes.
The episode also provides a fascinating look into the pivotal legal battles that defined Gotti's reign as a mafia boss. Witness the intense courtroom drama involving Diane Giacalone, the tenacious assistant U.S. Attorney, who took on Gotti and his associates in a high-stakes trial. Despite her efforts, the complexities of prosecuting organized crime come to the forefront, showcasing the challenges faced by law enforcement in penetrating the secretive and loyal underworld. This documentary is a must-watch for those intrigued by true crime and the intricate dance of cunning and law that shapes the world of organized crime.