National Geographic HD (Pacific)

Captain Bruce learns his mother suffered a stroke; Tiger takes over as captain.

Lisa Ling goes under cover in North Korea and gains unprecedented access to this closed, authoritarian society.

North Korea embraces cyber-crime for profit and disruption with a 6,000 strong army of cyber criminals worldwide.

North Korea is a James Bond villain in the form of a brutal dictatorship, self-isolated from the global community as they pick its pockets.

Considering the line of succession in North Korea.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

Meet the new Shark PowerDetect Upright Vacuum with features like DuoClean Detect Technology, self-cleaning brush roll and odor neutralizing and you will be cleaning faster, smarter and better!

See how a drug-free patch is helping people find relief-without medication.

Meet the new Shark PowerDetect Upright Vacuum with features like DuoClean Detect Technology, self-cleaning brush roll and odor neutralizing and you will be cleaning faster, smarter and better!

Meet the new Shark PowerDetect Upright Vacuum with features like DuoClean Detect Technology, self-cleaning brush roll and odor neutralizing and you will be cleaning faster, smarter and better!

Learn about the variety of Humana Medicare plans designed to fit people's needs, lifestyle, and budget.

An approaching spring brings new opportunities for subsistence living.

Alaska natives rely on the land as source of life in this enhanced episode.

Generations of Indigenous peoples work to revive cultural practices once lost to colonization and raise the culture bearers of the future.

Alaska Natives use methods passed down from their ancestors to search for resources.

As the seasons change to spring, new challenges arise for Alaska Natives.

When the sun doesn't set, Alaska natives forgo sleep to seize the daylight.

Alaska Natives work with family to uphold traditions of their ancestors.

Alaska Natives use long summer days for harvests and projects.

The younger generation of Alaska Natives step up to new challenges.

An attack on a small religious community on the holy island of Lindisfarne in A.D. 793 heralded the start of the Viking age of conquest and expansion; the Vikings' beginnings in Scandinavia.

The Siege of York occurred from 866 when the Great Heathen army laid claim to the Northumbrian capital of York; looking at the major battles, players and strongholds in ninth-century England.

The Silk Road opened up a world of trade for the Scandinavians in the East; seeking further wealth, the Vikings known in the East as "the Rus" attacked Constantinople in 860.

The siege of Paris in 885 was the culmination of the Viking invasions of Francia; looking at the persistent Viking attacks on Francia and the enduring presence of the Scandinavians on the Frankish Empire and beyond.