Jasper Beach and The Salt Marsh

Bas Jan Ader hangs from the branch of a tall tree, until he loses his grip and falls into a river below.

There is a mystery there and the answer lies somewhere between Bermuda, Puerto Rico and Miami. Hundreds of boats and planes have disappeared in the ocean with little or no trace at all. Most of these cases can be explained quite easily by human error or bad weather. But there are some that defy all explanation. Theories abound on these causes: Aliens, massive gas eruptions and freak waves. The documentary reveals that the boats and planes face a real danger in a triangle, but the true threat is often as strange as the wildest theory.

Riding Giants is story about big wave surfers who have become heroes and legends in their sport. Directed by the skateboard guru Stacy Peralta.

Primordial spring is in the air, all is tentative.

Filmed during the confinement period in Iran, Fishhead captures fragments of daily life as time stretches and routine becomes absurd. Through minimal gestures and static compositions, the film transforms isolation into a poetic study of silence, repetition, and the fragility of existence.

A group of outdoorsmen demonstrate duck hunting as a preliminary to traveling the various hunting and fishing centers of the world. They begin their journey with a trip to the Rocky Mountains to hunt elk and mountain lions and to fish in the freshwater lakes. They travel to Lac la Ronge in Saskatchewan and to Anchorage and the Katmai Peninsula in Alaska to fish for trout, salmon, and grayling and hunt moose and bear. In the Arctic, the hunters go with a group of Eskimos for their biggest catch, the polar bear. The hunters travel south by plane, to the Fishing Club of Panama to fish for marlin, tuna, shark, and dolphin in the Gulf of Panama. In South Africa and the Zambesi River basin, they often hunt with only a camera. Accompanied by native beaters, they hunt elephants, antelope, buffalo, crocodiles, and hippopotami. As conservationists they capture some almost extinct white rhinoceros and take them to a game preserve for protection.

Ian loves camp. 2011 marks his seventh year at William Lawrence Camp in New Hampshire, USA. After many summers as a camper, 2011 was his first year as a full camp counselor. Ian's love and enthusiasm for his summer retreat are unrivaled. How will he adapt to the demands of his new role?

Norman is not just an admirer of nature, he's a part of it. He survives the harshness of the climate and the wildlife by coexisting with it. With his wife Nebraska, they live almost entirely off the land, making money by selling their furs.

Des enfants et des arbres

Record high oil prices, global warming, and an insatiable demand for energy: these issues define our generation. The film exposes shocking connections between the auto industry, the oil industry, and the government, while exploring alternative energies such as solar, wind, electricity, and non-food-based biofuels.

The true story of the birth, growth and coming of age of a leopard cub in Africa's Serengeti plain. The journey of "The Leopard Son" begins at his mother's side where he discovers, through play, essential skills for survival in the wild. As it is with humans, there inevitably comes the day when a child must leave his mother to go out on his own.

Coral Reef Adventure follows the real-life expedition of ocean explorers and underwater filmmakers Howard and Michele Hall. Using large-format cameras, the Halls guide us to the islands and sun-drenched waters of the South Pacific to document the health and beauty of coral reefs. Featuring songs written and recorded by Crosby, Stills & Nash.

The Living Sea celebrates the beauty and power of the ocean as it explores our relationship with this complex and fragile environment. Using beautiful images of unspoiled healthy waters, The Living Sea offers hope for recovery engendered by productive scientific efforts. Oceanographers studying humpback whales, jellyfish, and deep-sea life show us that the more we understand the ocean and its inhabitants, the more we will know how to protect them. The film also highlights the Central Pacific islands of Palau, one of the most spectacular underwater habitats in the world, to show the beauty and potential of a healthy ocean.

The story of the evolution of tropical rain forests, their recent and rapid destruction, and the intense efforts of scientists to understand them even as they disappear. This film gives viewers a better appreciation of the importance of tropical rain forests on a global scale.

A scientist explains how the savagery and efficiency of the insect world could result in their taking over the world.

In this retrospective tribute, acclaimed filmmaker Jean Walkinshaw hails the 100th anniversary of Mount Rainier National Park in Washington by talking to those who know it best: the scientists, naturalists, mountain climbers and artists whose lives have been touched by the peak's far-reaching shadow. The result is a harmonious blend of archival material and high-definition footage celebrating an icon of the Pacific Northwest.

David Attenborough, Hans Zimmer and Dave unite for a special Natural History event – Planet Earth: A Celebration. The special one-hour programme brings together eight of the most extraordinary sequences from Planet Earth II and Blue Planet II including racer snakes vs iguana, surfing bottlenose dolphins and rare footage of the Himalayan snow leopard. Featuring new narration from David Attenborough, new compositions and arrangements from Hans Zimmer, Jacob Shea and the team at Bleeding Fingers and performed by the BBC Concert Orchestra, accompanied by Brit and Mercury Award-winning UK rapper Dave. In these extraordinary times, there is one thing that can offer solace to everyone – the wonder of the natural world.

Over a 10-year period, more than 300 people disappeared from the area surrounding Tanzania's Lake Tanganyika. At first, the disappearances were attributed to a serial killer or tribal warfare, but scientists eventually discovered that the culprit was a huge, man-eating crocodile dubbed "Gustave." This fascinating PBS documentary chronicles scientists' efforts to trap Gustave and move him to a nature preserve before he strikes again.

Mist swirls around the base of Shanghai's skyline. From the city, tigers and monkeys seem as unreal and distant as dragons and mermaids emerging through the mist. Yet they do exist, as rare survivors in an extraordinary and diverse landscape. From snow leopards to wild horses, and from alligators to elephants, China's iconic wildlife is a lot more than just pandas.

People go and search for the legendary Bigfoot creature.