National Geographic HD

Jo Roger and Ole Henrik struggle to rescue a trailer load of salt that threatens to pollute Norways biggest salmon river.

Alaskans push their limits amid the warming tundra and melting landscape.

Alaskans embrace the flowing waters and returning wildlife of spring.

Alaskans must overcome rising waters to capitalize on spring's offerings.

Alaskans seek opportunities that come with spring, no matter the cost.

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!

2026 will be one of the most historic years ever in U.S. coinage. Join your host Mike Mezack to learn about the incredible U.S. Quarter program and get a chance at an exclusive P&D Roll!

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!

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

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

The story of how guerilla fighter Kim Il Sung rises to power, takes complete control of his country and makes himself a god in the eyes of his people; a chronicle of Sung's early days in power, including how he starts the Korean War.

The decline of Kim Il Sung and the rise of his son, Kim Jong Il; how Jong uses filmmaking and propaganda to gain power; the story of how Jong kidnaps South Korean filmmakers and wages a terror campaign in the buildup to the Seoul Olympics.

At the close of the Cold War, North Korea loses Soviet patronage; Kim Jong Il starts a nuclear weapons program; his government makes counterfeit money and sets up factories making crystal meth; he parties while the country struggles economically.

Kim Jong Un takes power at the age of 28 and consolidates power by killing his uncle and half brother; the story of Un's friendship with basketball player Dennis Rodman and a breakdown of Un's historic 2018 summit with U.S. President Trump.

Experts take an in-depth look into Kim Jong-un's mind as he tries to forge a future for his dysfunctional kingdom while maintaining tight control of his people.

Kim Jong Un tries his hand at diplomacy seeking legitimacy for his totalitarian regime.

Hidden among the millions who enter the U.S. through JFK, MIA and ATL is dangerous contraband; the Department of Homeland Security will stop at nothing to catch these smugglers.

HSI investigates cocaine concealed in cakes, and CBP cracks down on contraband cash.

HSI surprises a potential cocaine dealer outside a fast-food restaurant in Brooklyn.

CBP cracks down on party drugs, prostitution and counterfeit goods during the Super Bowl.

HSI uncovers a multimillion-dollar cocaine smuggling ring of airline employees; CBP sniffs out drugs using the nation's largest team of K9s.

CBP seizes counterfeit medications, and HSI pursues a series of maritime smuggling cases.

USCG stops over 13,000 kg of cocaine and works with HSI to detain smugglers.

The unforeseen arrest of an American in Pakistan threatens one of the most secretive missions in CIA history.

HSI conducts a controlled delivery of meth; while CBP deals with an unruly passenger.

USCG stops over 13,000 kg of cocaine and works with HSI to detain smugglers.