National Geographic Channels International

Documentary about the sinking of Nazi Battleship Bismarck. Contains video material from the wreckage, computer animations and old looking video material.

The story of a 9/11 hero named Jason Thomas, who helped two police officers trapped beneath the rubble of Ground Zero.

The Soviet Union was a sinister world. Now the Iron Curtain has fallen, and for the first time we can investigate those rumours.

Gabon's Loango National Park is home to a group of western lowland gorillas who have become accustomed to biologists who have studied them for almost twenty years. This documentary presents an intimate look at the silverback Kamaya and his family and features a newborn baby gorilla, brave researchers, forest elephants, buffalos and the last remaining wild coastline in the African tropics.

On the Great Plains below Mount Kilimanjaro in Kenya, lions are attacking Maasai cattle, as they have for hundreds of years. And the proud Maasai warriors have hunted them ruthlessly in return so that now only about 2,000 remain in the country. If their numbers drop any lower, their populations will not be sustainable. Now the Maasai elders and chiefs are recognizing that the threat to their lions is also a threat to their way of life, and have forbidden the warriors from hunting them. Wildlife filmmaker Kire Godal, with the support of executive producers Dereck and Beverly Joubert, captures firsthand the struggle of these modern-day warriors who are reinventing their traditions to help save the lions they once prided themselves on killing.

Containing exclusive material and interviews, "Bios" dives into the history of Brazilian rock band Titãs. TV host Sarah Oliveira looks back at the band's formation in a São Paulo school and their breakthrough hit "Sonífera Ilha", as well as Titãs' moments of crisis. Also included is footage of the band's performance at the SESC Pompéia music hall, some 40 years after their first concert.

South Florida is the only place on Earth that is home to both the American alligator and the American crocodile (and most recently, the Nile crocodile). But who is the baddest Florida predator?

Stretching along 4,000 thousand miles, the biodiversity of the Brazilian coast is extremely rich. From the temperate South to the equatorial North, the coast of Brazil hosts wild journeys and performances every day.

National Geographic gets 10 experts to pick the most significant natural disasters ever, adding eyewitness accounts and CGI to flesh out the stories.

The backstory and legacy of Brazilian rock band Os Paralamas do Sucesso is examined in this fascinating music documentary. With previously unseen footage, access to present-day rehearsals, and a visit to where it all began, TV presenter Roberta Martinelli shines a light on the lives of Herbert Vianna, Bi Ribeiro and João Barone like never before.

National Geographic documentary short on the terrorist siege of Iran's embassy in London, England, in the spring of 1980.

This hard-hitting and in-depth special examines the medications Hitler was taking, how much he took and how often, and whether drugs played a role in his behavior and actions.

An investigation into the mysterious people who built Machu Picchu, the 15th-century Inca citadel located in southern Peru.

Accomplished adventurer and author Jon Bowermaster discovers a new Vietnam - from the sea - and guides an intimate tour of this intriguing country. More than a travelogue, Descending the Dragon is a personal look into the heart of this sea-loving nation, its hopeful spirit and unique culture. Driven by his intense curiosity about post-1975 Vietnam and eager to replace the old war images burned in his mind with new ones of today, Bowermaster overcame daunting bureaucratic obstacles and pushed ahead with his expedition. Joining the expedition is Ngan Nguyen, whose family escaped Saigon by helicopter when she was three, on the last day of the war. She grew up in New Orleans speaking Vietnamese and has traveled back to her homeland many times. What she learned about her home country will change her forever.

Renowned actress Michelle Yeoh journeys home to Malaysia to get to know her adopted orangutan, learning from the Sepilok Rehabilitation Centre about the efforts being made to safeguard and sustain this endangered species.

Soon after it struck on April 18, 1906, the infamous San Francisco earthquake would prove to be one of the greatest natural disasters of all time, leveling a once-glorious cityscape and claiming thousands of lives. This fascinating National Geographic documentary chronicles the lead-up to the quake and the drive to survive and rebuild in its aftermath, as told from the perspectives of the people who lived through the terrifying temblor.

Oceanographers have been gripped by a new spirit of discovery and have undertaken the biggest population census of ocean species ever conducted - a "Census of Marine Life". The quest: to find out when and where it all began. Where did the water come from? How was life created in the oceans? And how did it evolve to the enormous diversity we see today? Join National Geographic as we travel more than 4 billion years into the past to uncover how oceans and marine life came to exist.

Abel Pintos explores the legacy and great influence of Mercedes Sosa, the woman who revolutionized Argentine folklore. Thus, through interviews with musicians and intellectuals who supported her at the beginning of her career, with her grandchildren who knew her most intimate side, and with artists such as Fito Páez and Charly García, Abel reconstructs and honors the Mercedes figure.