Endangered Species

Only few big cats have been as intensively studied as lions. We thought we knew everything about them. Yet some parts of their lives kept hidden in...

A famed criminologist reexamines the evidence in this powerful interview with murderer Bert Spencer, suspected in the killing a paperboy in 1978.

Explorers and amateur directors Mariana Ianovska and Viktor Posnov embark on a 40 day long trip across Umnak Island.

The compelling story of one of the most successful mountain gorillas that has ever lived - a huge silverback called Titus. The programme starts in...

Wild tigress, Machli, is one of three sisters raised in India's Ranthambore National Park. Their mother, "The Lady of the Lakes," ruled the lakeside...

At the beginning of winter, a filmmaker retires for six months to a hermit's cabin in the middle of the forest, cut off from the world and its means...

In 1966, Heinz Sielmann sets off on his longest expedition. He spent 19 months traveling through the wilderness of North America. From the alligator...

How does a state with the motto “Live Free or Die” and a celebrated legacy of abolitionism confront and understand its participation in...

Not many people know that there is in the center of Hong Kong, a city of 50,000 inhabitants that escape authority, a city which holds no law and no...

An exploration of the diversity of moths and butterflies from caterpillars to larvae to chrysalis to winged flight. The documentary covers camouflage...

It's 1974. Muhammad Ali is 32 and thought by many to be past his prime. George Foreman is ten years younger and the heavyweight champion of the...