El Río Invisible

Sir David Attenborough narrates a documentary about the Kea, the world's only alpine parrot. Playful and destructive, it attacks cars, starts landslides and terrorises New Zealand ski resorts but behind the bad behaviour there's a sharp mind at work. David tries to play chess with a kea and discovers how its cheeky character is the key to its survival.

Werner Herzog's documentary film about the "Grizzly Man" Timothy Treadwell and what the thirteen summers in a National Park in Alaska were like in one man's attempt to protect the grizzly bears. The film is full of unique images and a look into the spirit of a man who sacrificed himself for nature.

Adventure. Challenge. The simple joy of riding the wind. The best kiteboard riders each have their own reasons for pursuing their sport to its uttermost limits, but they’re united in revealing its breathtaking beauty to the world.

No clothes. No apologies. This film marks artist Spencer Tunick's third 'Naked' documentary which feature photo shoots that create art from the naked bodies of men and women. In this shoot, 85 HIV-positive men and women gather in a downtown Manhattan bar where they bare it all for Tunick's camera, creating an unsentimental look at life with AIDS in America today.

Ken Blanchard describes six keys to successful teamwork, all found in a Hollywood movie classic.

According to the U.S. Department of Veterans Affairs, one veteran dies by suicide in America every 80 minutes. While only 1% of Americans has served in the military, former service members account for 20% of all suicides in the U.S. Based in Canandaigua, NY and open 24 hours a day, 365 days a year, the Veterans Crisis Line receives more than 22,000 calls each month from veterans of all conflicts who are struggling or contemplating suicide. This timely documentary spotlights the traumas endured by America’s veterans, as seen through the work of the hotline’s trained responders. CRISIS HOTLINE captures extremely private moments, where the professionals, many of whom are themselves veterans or veterans’ spouses, can often interrupt the thoughts and plans of suicidal callers to steer them out of crisis.

Refuge(e) traces the incredible journey of two refugees, Alpha and Zeferino. Each fled violent threats to their lives in their home countries and presented themselves at the US border asking for political asylum, only to be incarcerated in a for-profit prison for months on end without having committed any crime. Thousands more like them can't tell their stories.

Trek into the hidden battlefields of northern Botswana where lions and spotted hyenas clash in overlapping territories. With never-before-seen footage, much of it filmed at night, you'll uncover an intense and vicious blood feud that has been waged for millennia. Follow the Southern Clan, led by a powerful hyena matriarch whose firstborn female cub kills her sister at birth to assure her succession as leader of the clan. Lurk in the shadows as a lioness from the Central Pride gives birth to three cubs and then encounters a deadly Egyptian cobra. You'll be stunned by breathtaking chase scenes as the hyena matriarch is brutally killed by a male lion, throwing the clan into chaos. Discover nature's savage conflicts in this ancient rivalry.

A group of people are standing along the platform of a railway station in La Ciotat, waiting for a train. One is seen coming, at some distance, and eventually stops at the platform. Doors of the railway-cars open and attendants help passengers off and on. Popular legend has it that, when this film was shown, the first-night audience fled the café in terror, fearing being run over by the "approaching" train. This legend has since been identified as promotional embellishment, though there is evidence to suggest that people were astounded at the capabilities of the Lumières' cinématographe.

Award-winning documentary about kids who filmed Super 8 epics in the '70s, a time when dinosaurs, aliens, and killer sharks ruled the backyard!

14-part special in which botanist Francis Hallé explains forest science and processes. Part of the "Once Upon a Forest" physical release.