National Geographic HD

It was the grandest ship ever built, but its resting place was a mystery. During a top-secret investigation into sunken nuclear submarines, Bob Ballard finds the wreck of the Titanic.

Using the latest underwater scanning technology and computer graphics, marine archaeologists and treasure hunters both search of sunken treasures. Draining the oceans reveals the richest wrecks ever found.

Scientific data and computer graphics reveal some of the lost wonders of ancient Egypt, including monumental fortresses and the origins of ancient Egyptians' obsession with the afterlife.

Draining the Gulf of Mexico uncovers and brings deadly secrets back to the surface. These sunken secrets covering trade, slavery, war, the oil industry and even the death of the dinosaurs.

Hazen travels to Suriname to meet the Saramacca tribe in the Amazon Basin. Descended from escaped African slaves, he learns their rainforest survival skills.

Hazen journeys to Guyana, Mongolia and China to reveal what it takes to live alongside some of the wildest and most incredible animals on Earth.

Hazen reveals what it takes to survive in the planet's most extreme environments, from the rain-starved deserts of Kenya to the volcanic islands of Vanuatu.

From raw materials to finished products, how are mass-produced favourites really made? Discover the story behind sugar cubes and brownies.

From raw materials to finished products, how are mass-produced favourites really made? Discover the story behind cookies, ice cream sandwiches and cheese-filled pretzel pockets.

From raw materials to finished products, how are mass-produced favourites really made? Discover the story behind grape jam, pierogies and chocolate-covered pretzels.

Discover how to make half a million Egg McMuffins, what it takes to become a professional oyster shucker, and visit the home of America's top-selling kosher wine.

Dallas reveals all about surface tension, checks out the best way to catch a drone and springs out the science on a pogo stick. Plus, he asks what is the best way to bike jump a river.

Dallas Campbell hosts an engineering special, revealing the workings of a combustion engine, the secrets of airfoils and the proper way to use a chainsaw.

Dallas Campbell reveals the science behind snowboarding as he checks out the best way to carve. He also heads to the bowling lane and takes a closer look at entropy.

Dallas Campbell reveals why the simple act of walking upstairs can often end in humiliation. Plus calamitous clips revel the dangers of motorcycle flips.

With the wreckage lost in the Atlantic Ocean, the crash of Air France Flight 447 in 2009 launched one of the toughest disaster investigations of all time.

When British Midland Flight 92 has an engine fire, the pilots try to make a landing, but the second engine fails before they can get to safety. Investigating how the plane managed to suffer such catastrophic engine failure.

Airline owner Niki Lauda joins forces with investigators to determine why Lauda Air Flight 004 fell into a steep dive and crashed.

Investigators face a baffling mystery when Varig Flight 254 crash lands in a remote jungle nearly 700 miles off course.

Ranulph and Joseph Fiennes climb mountains in British Columbia and watch whales. During their journey they have deep conversations and, among other things, talk about Ran's life with Parkinson's disease.

In the discovered tomb complex at Saqqara, one burial chamber stands out. It holds a stone sarcophagus while the rest are packed with mummies.

The team's mission is to figure out if Svalbard's polar bears are adapting to their environment; they face this giant of the Arctic Ocean and scale a glacier to learn how much time is left for one of the most critical habitats for polar bears.

Learning how a population of bowhead whales, once hunted almost to extinction, is faring today; the team is the first to observe the feeding strategies of the deep-sea Greenland shark, an animal that can live for more than 400 years.

Titanic discoverer Bob Ballad sets off for a remote island in the Pacific to solve the mysterious disappearance of aviator Amelia Earhart.

The team's mission is to figure out if Svalbard's polar bears are adapting to their environment; they face this giant of the Arctic Ocean and scale a glacier to learn how much time is left for one of the most critical habitats for polar bears.

Learning how a population of bowhead whales, once hunted almost to extinction, is faring today; the team is the first to observe the feeding strategies of the deep-sea Greenland shark, an animal that can live for more than 400 years.

Titanic discoverer Bob Ballad sets off for a remote island in the Pacific to solve the mysterious disappearance of aviator Amelia Earhart.

With the wreckage lost in the Atlantic Ocean, the crash of Air France Flight 447 in 2009 launched one of the toughest disaster investigations of all time.

When British Midland Flight 92 has an engine fire, the pilots try to make a landing, but the second engine fails before they can get to safety. Investigating how the plane managed to suffer such catastrophic engine failure.

Airline owner Niki Lauda joins forces with investigators to determine why Lauda Air Flight 004 fell into a steep dive and crashed.

Investigators face a baffling mystery when Varig Flight 254 crash lands in a remote jungle nearly 700 miles off course.

Dallas reveals all about surface tension, checks out the best way to catch a drone and springs out the science on a pogo stick. Plus, he asks what is the best way to bike jump a river.

Dallas Campbell hosts an engineering special, revealing the workings of a combustion engine, the secrets of airfoils and the proper way to use a chainsaw.

Hazen travels to Suriname to meet the Saramacca tribe in the Amazon Basin. Descended from escaped African slaves, he learns their rainforest survival skills.