30 Years of National Geographic Specials

Computer-generated imagery and other visualization techniques reveal how it would look if all the water was removed from RMS Titanic's final resting place.

Join the big cats as we get up close and personal with their journeys through growing pains, adulthood, survival struggles and unfamiliar territories. These seven films follow the lives of some of the most formidable feline predators - lions, leopards, tigers and cheetahs in intimate detail.

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.

In April 1978, the annual Ensenada Yacht Race from Newport Beach, California, to Ensenada, Mexico, occurred over the course of twenty-four hours. More than 600 yachts and sailboats competed in the 200-mile race. In the final stretch into Ensenada Harbor, the winds calmed, leaving the boats moving slowly to the finish line.

Documentary celebrating the British sitcom and taking a look at the social and political context from which our favourite sitcoms grew. We enjoy a trip through the comedy archive in the company of the people who made some of the very best British sitcoms. From The Likely Lads to I'm Alan Partridge, we find out the inspiration behind some of the most-loved characters and how they reflect the times they were living in.

Her own family history from a female perspective, told as a fragmentary, personal stream of memories. Great-grandma, grandma and mother have to come to terms with the conditions of their time, the difficult prospects for a self-determined life in the working class. Some dreams are shattered, but love for each other catches them all. Collecting shells, summer in the garden, cuddling together. The big is in the small.

A tour of the arid, inhospitable region of the southern California desert known as Death Valley, originally named because of the many travelers in the 1840s who died of thirst, starvation and/or exposure trying to cross it.

Bertie heads to South Africa for his most audacious mission yet. The wild waters here are a hotspot for one of the ocean’s most famous and feared predators, the great white shark. Diving in the shallows without a cage, Bertie will attempt to film these huge sharks. By entering their domain, he discovers the challenges they face on our rapidly changing planet.

The film tells of the beginnings of the Serengeti National Park in Tanzania. At the end of the 1950s, the Tanzanian National Park Administration wanted to fence in the protected area around the Ngorongoro Crater. Bernhard and Michael Grzimek were invited by the national park administration in 1957 to get a precise picture of the animal migrations and to provide the national park administration with the values ​​they needed for their project. Using a new counting method with two airplanes, the Grzimeks found out that the migration of the herds was different than assumed.

The ultimate companion to John Carpenter’s "The Thing", digging deep into the proverbial iceberg to enhance your viewing experience with new insights, stories, and revelations.

A Mexican fishing village faces fatal shark attacks on mollusk divers. Investigators arrive, capturing footage of a massive great white offshore. They discover the sharks may be using the village's waters as a nursery ground.

Herzog and cinematographer Peter Zeitlinger go to Antarctica to meet people who live and work there, and to capture footage of the continent's unique locations. Herzog's voiceover narration explains that his film will not be a typical Antarctica film about "fluffy penguins", but will explore the dreams of the people and the landscape.

Once a powerful, sprawling presence in Northern Africa, the ancient kingdom of Nubia now lies buried beneath mounds of red brick rubble in the Sudan. Forgotten by history and largely neglected by archaeology, its cities have lain buried for centuries, harboring priceless secrets of a civilization that once rivaled Egypt. Join world-renowned archaeologists Julie Andersen and Salah Ahmed as they unearth Dangeil - a thriving Nubian city that once sat at the juncture of several prominent trade routes. While excavating a massive temple to the god Amun, the team makes a surprising discovery that could solve the mystery of why the city was abandoned.

In this one-hour special, Gordon investigates the history, culture and controversy surrounding the shark fishing industry. Each year, nearly 100 million sharks worldwide are killed for use of their fins in the traditional Chinese delicacy, driving a third of the world's shark species towards extinction. Gordon also goes diving in an attempt to gain a full understanding of the majestic animal.

The wicked women of Hammer included such cult stars and screen legends as Bette Davis, Ingrid Pitt, Joan Fontaine, Martine Beswick, Tallulah Bankhead, Lizabeth Scott and more. This is nothing more than assembled clips from various Hammer productions narrated by Oliver Reed. It aired on Channel 4 in the UK in 1994 before select episodes were released on VHS.