
They are giants—stretching more than 300 feet above the ground, with hidden gardens and mysterious predators thriving within their canopy. National Geographic reveals the unexplored environment of the California redwoods in an epic, year-long exploration. Obsessive redwood climber Steve Sillett of Humboldt State University explores their massive crowns, discovering new record-breaking trees, while escaping falling branches and crashing trees in the process. Down below, National Geographic Explorer-in-Residence Mike Fay charts the redwood range to size up the past and future of these primeval trees threatened in 21st century California.

7.5Carefully picked scenes of nature and civilization are viewed at high speed using time-lapse cinematography in an effort to demonstrate the history of various regions.
4.0Global warming in context. What the climate of the past tells us about the climate of the future.
7.0Ocean Voyagers explores the familiar themes of motherhood and parenting in a world as unfamiliar as it is breathtaking. Featuring a precocious newborn humpback calf and his enormous 40 ton mother, we are taken on a journey of discovery into their world.
0.0The unlawful killing of a dog leads to conflict in a part of US society when a later investigation shows that while Americans view their pets as family members, the law sees things differently.
5.0Lost Worlds looks at untouched aspects of nature in parts of the world where humans rarely tread. From plants, to animals, to geology, this artfully photographed documentary presents facets of the biological world that you are not likely to see anywhere else.
9.0Resulting from an ancient volcanic eruption, revered as sacred by the Chalun and Matsun Native American Tribes as the home of the Firebird/Thunderbird (California Condor) a supernatural being of power and strength. Pinnacles represents transcendent moments, spiritual guidance and forging new timelines within interpersonal landscapes.
0.0Aquatic life, textures, and viscera found along the Northern California coast.
7.6Liz Bonnin introduces a cast of charismatic animals to reveal the remarkable strategies they use to survive, and even thrive, through the winter.
6.0Indigenous chief Juma Xipaia fights to protect tribal lands despite assassination attempts. Her struggle intensifies after learning she's pregnant, while her husband, Special Forces ranger Hugo Loss, stands by her side.
5.6From polar bears in the arctic tundra to black bears in the Northern Rockies, you'll see some of the most spectacular footage ever shot of these enterprising omnivores. Catch salmon with a group of hungry grizzlies on the McNeil River in Alaska. Crawl inside a den with a mother black bear and her cubs. Learn about the challenges facing each of these species as their habitat diminishes.
Hidden deep within the Pony Pasture Rapids Park of Richmond, Virginia there lives a creature whose ancestors span back a half a billion years. This short film explores the life history of an ancient species, Fairy Shrimp, that survive in harsh habitats here and around the world.
8.4The story of life on our planet by the man who has seen more of the natural world than any other. In more than 90 years, Attenborough has visited every continent on the globe, exploring the wild places of our planet and documenting the living world in all its variety and wonder. Addressing the biggest challenges facing life on our planet, the film offers a powerful message of hope for future generations.
7.2Record 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.
5.0Juxtaposed to the hustle and bustle of city life on the diminutive Caribbean island of Dominica, Jerry Maka West works his garden in the island's lush interior, his Zion, growing and preparing his food just as his grandparents once taught him. Jerry is Nom Tèw, Man of the Soil.
6.9Alaska... Here, in this vast and spectacularly beautiful land teeming with abundant wildlife, discover the "Spirit of the Wild." Experience it in the explosive calving of glaciers, the celestial fires of the Aurora Borealis. Witness it in the thundering stampede of caribou, the beauty of the polar bear and the stealthful, deadly hunt of the wolf pack.
6.8Norman 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.
8.0Galapagos Suite is a 17-minute compilation of 16 days sailing around the Galapagos archipelago aboard the Anahi catamaran. It seeks to encapsulate and capture the experience with intimate videography by Jim Lawrence and an original music score by Christian Jessup.
6.8Deep Blue is a major documentary feature film shot by the BBC Natural History Unit. An epic cinematic rollercoaster ride for all ages, Deep Blue uses amazing footage to tell us the story of our oceans and the life they support.