From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

A trapped scuba diver searches desperately for the surface as his air is rapidly running out.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

Getting the National Geographic-quality photograph requires the perfect mix of luck and tenacity.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

With the help of some irresistible bait, the crew lures in a female great white to test Dr. Domeier’s breeding ground theory.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

After a long, freezing journey, the team finally reaches Minneapolis and jumps into a new, more luxurious boat.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

It’s their last chance to snag a great white: will the crew finally be able to draw blood from a mature female?

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

A faulty engine, rapidly spoiling bait and approaching storms threaten the Expedition’s science and the crew's safety.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

This is the expedition’s last day to catch a mature female shark. Will they be able to snag one in the little time they have left?

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

What does it take to be a true Explorer? National Geographic has been answering that question for 25 years.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

A diver works to dismantle an abandoned sub-sea well deep in the waters of the Gulf of Mexico — but can he avoid the bends?

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

Deforestation and unsustainable agricultural practices threaten the survival of Amazonian inhabitants.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

For 25 years, Explorer has covered our world like no one else, including the front lines of conflict in Afghanistan.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

Near the Congo border, a band of Hutu rebels hold tourists hostage. A captive attempts to cause a distraction to save another. The hostages are released when the rebels give a message.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

National Geographic Explorer celebrates 25 years of opening windows on the world with ground-breaking documentary films.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

The official word on the FARC is "no comment," but Marsh is getting a police escort into the jungle just in case.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

A team of climbers and archaeologists ascend a 22,000-foot volcano in search of evidence of Inca child sacrifice.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

The screams of pain still echo through the walls of Snake Palace cave, from Brady’s last fateful adventure.

From: National Geographic Channel on Wed, Oct 27 2010 2:03 PM

Follow along a journey across the Himalayas. Between tensions between India and Pakistan, extreme cold, and steep drops, see why this is one of the most dangerous road trips in the world.

From: National Geographic Channel on Wed, Oct 27 2010 2:02 PM

In the search for archaeological answers, it’s all about the process of elimination.

From: National Geographic Channel on Wed, Oct 27 2010 2:02 PM

A brutal ancient empire seemed to disappear as fast as it appeared.

From: National Geographic Channel on Tue, Oct 12 2010 4:29 PM

For the first time since 1941, historians lay eyes on the deep-sea wreck of the Nazi Battleship Bismarck.