National Geographic Channels International

Hosted by Chilean singer Javiera Mena, the episode reviews the career of the former Soda Stereo frontman.

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.

Mexican journalist Arturo Hernández learns about the routine of iconic rocker Alex Lora and that of his band, El Tri, by visiting the dive bars and venues that hold the secret to their success. Also, Arturo visits Alex at his home, where he witnesses firsthand the profound bond between Alex and his wife/manager, Chela Lora.

Marco Polo became a legend after his epic, 24 year trek across Asia. Was he the world's greatest overland explorer? Or the biggest liar? National Geographic's own legend, Michael Yamashita, used Polo's book as a guide to find the truth.

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.

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

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.

From extreme speed to bone crushing bites, big cats are some of the most impressive predators on the planet. Each of them is an incredible animal, with its own unique and special set of skills. In Big Cat Games, we will challenge ferocious felines against each other in a series of trials that will determine once and for all who is king of the cats. In the wild they are confident, dominant, and fearless—but they have never had to face anything like this before. Lions, cheetahs and tigers will be pushed to the limits of their natural athletic abilities

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.

They say it's over 2000 years old, and more than 4,000 miles long. But even today nobody really knows for sure. The Great Wall of China is one of the world's famous buildings but it is still the least known. British writer and historian William Lindesay has lived in China for twenty years. Exploring the Great Wall has become his lifetime obsession.

The two-hour episode proposes a revealing journey into intimacy and the rediscovery of this figure who marked the music scene with his art. The production has the collaboration of his family, in front of and behind the camera, more than one hundred hours of unpublished material, testimonies and exclusive access to recordings rarely seen.

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?

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.

By way of unearthed material, commentary from Andrés Calamaro’s friends and former bandmates, and an in-depth interview with Calamaro himself, this special explores the multi-instrumentalist, Latin Grammy award-winning artist’s career.

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.