D-Documentary

A 16-year-long civil war that began in 1977 ravaged Mozambique's Gorongosa National Park, wiping out nearly 95 percent of the elephant population. ...

Using ancient records and recent finds, National Geographic reveals the lives of the men behind the Roman military machine that carved out and prot...

What if an extra-terrestrial force attacked Earth? What might that look like and how will the people of Earth respond? Consulting a cast of world-r...

Some hundred million years ago, crocodiles were the ruling T. rexes of the waters. They galloped on land, ambushed prey at the river's edge even te...

In the harsh northern reaches of Canada's Ellesmere Island, elusive arctic wolves share their secrets with two patient observers. Shielded by their...

Wild Case Files unravels the wildest of wild mysteries, from exploding toads to drunken moose, to red rain and alien squid invasions. Episodes incl...

They're wild... unleashed... and ready for primetime animals captured on tape in rare, unique and often spontaneous situations. With natural habita...

The hunted...they slip across borders in search of prey, boldly striking without fear. The hunters... an elite force of specially-trained soldiers ...

An American photographer is buried alive during the Haiti earthquake. With the help of news footage and photos he took from inside the crumbled bui...

National Geographic reconstructs the attack on the nation's capital moment by moment entirely through home video; fire, rescue, and police footage;...

Hurricane Katrina may well be the most exhaustively chronicled natural disaster in history. Over the course of 72 hours, a cataclysmic storm became...

The "super outbreak" of April 26-27 alone involved more than a hundred separate twisters, killing over 300 people and cutting a path of destruction...

More than three times the height of Niagara Falls, much of Vietnam's Mountain River Cave has remained untouched by humans. With exclusive footage, ...

At Holiday World in Santa Claus, Indiana, building the world's longest water roller-coaster-the Wildebeest-is like assembling an enormous, 3-D jigs...

This amazing series showcases the strangest, freakiest, weirdest, and just plain "out of this world" behaviors in the animal kingdom. From animals ...

The Dead Sea Scrolls are widely considered to be one of the greatest archaeological finds in modern history. More than a half century after their d...

In X-Ray Earth, National Geographic reveals the planet as it's never been seen before. Using some of the most cutting-edge tools in science, get an...

With the brutal extremes of winter looming, naturalist Casey Anderson says good-bye to his grizzly bear companion Brutus, and treks deep into Yello...

It's thirty below zero in the Canadian wilderness, your long underwear is frozen stiff on the line, and you're about to relive one of the greatest ...

It's wild, unpredictable and all in a day's work. National Geographic goes behind the scenes at the Houston Zoo to see the inner workings that visi...

On Christmas Day 2007, a 243-pound Siberian tiger named Tatiana escaped from her open-air enclosure at the San Francisco Zoo and mauled three young...

Ancient human grave sites speak volumes to those who listen. These haunting human "time capsules" have been uncovered all over the world. Some even...

Recently, paleontologists unearthed the fossilized remains of a 35-foot, 240 million-year-old ichthyosaur in Nevada's Augusta Mountains and instant...

Acclaimed anthropologist Wade Davis journeys into the hidden word of indigenous cultures believed to be descendents of once-great civilizations. Am...