National Geographic US - Eastern

U.S. nuclear missiles malfunction after a close encounter with UFOs.

More military and commercial pilots are reporting seeing UAPs in flight.

Area 51, shrouded in secrecy for decades, is the focus of many UFO rumors.

Mariana uncovers a supply chain of firearms being smuggled into the hands of drug cartels.

Mariana sets out to understand the ugly business of illicit sex in America.

Mariana meets the craftsmen who make and sell the world's finest counterfeit U.S. dollars.

Mariana investigates how illicit oil is fueling terrorist groups worldwide.

Mariana journeys into gangland to understand the violence plaguing LA.

Mariana explores surrogacy's dark side; a babies-for-cash black market.

Mariana explores how MDMA is turning the Netherlands into a narco state.

Mariana exposes the dangers of the growing and deadly ghost guns industry.

Mariana investigates the illicit trade in human organs.

Mariana investigates how illicit oil is fueling terrorist groups worldwide.

Mariana journeys into gangland to understand the violence plaguing LA.

Mariana explores surrogacy's dark side; a babies-for-cash black market.

Mariana explores how MDMA is turning the Netherlands into a narco state.

Mariana exposes the dangers of the growing and deadly ghost guns industry.

Mariana investigates the illicit trade in human organs.

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

Paid programming.

Paid programming.

Even if YOU do everything right to protect yourself, company and institutional data breaches are out of your control. Nearly 1 out of 4 US consumers have been a victim of identity theft. Find out how LifeLock can help protect your identity.

DraftKings Sportsbook, a top-rated sportsbook app!

Paid programming.

In the shadow of the Great Pyramid, archaeologists unearth a royal palace.

Archeologists excavate an unexplored burial chamber inside a pyramid.

Archaeologists explore life and death in Ancient Egypt's metropolis, Alexandria.

Archaeologists investigate the mysterious mega tombs of a forgotten era.

Archaeologists investigate Egypt's last legendary Queen, Cleopatra.

Archaeologists explore hidden tombs and find spectacular mummies.

HSI investigates a ring of airline employees smuggling drugs through JFK Airport, and CBP suspects a passenger is smuggling drugs in her shoes.

Agriculture imports are scrutinized for pests, and HSI finds narcotics inside fake foods.

CBP finds drugs hidden in cans, and HSI stops a date rape drug from hitting the streets.

CBP finds drugs hidden in cans, and HSI stops a date rape drug from hitting the streets.

CBP finds drugs concealed in clever ways; HSI pursues traffickers in a daring sting.

HSI conducts a controlled delivery of MDMA; CBP questions a possible drug smuggler.

U.S. Customs and Border Protection agents suspect a man of smuggling internally; HSI delivers ecstasy in hopes of an arrest.

CBP searches a suspicious suitcase; HSI intercepts drug-filled pistons.

Homeland Security at JFK International Airport deals with daily issues ranging from fraudulent visas to human trafficking.

In 1980, one of the most successful mob families in America is in Philadelphia, but when old school don Angelo Bruno is assassinated, a bloody new era begins.

It is 1986, and with most of the mafia family bosses in jail, John Gotti sees chaos as an opportunity.

It's the early '90s and the American mob has reached a low point as the heads of most of the five families have been imprisoned for life.

La Cosa Nostra is ruling the streets of New York, but U.S. Attorney for the Southern District of New York, Rudolph Giuliani, is determined to bring an end to the violence and corruption.

It is 1978, and American law enforcement is at war with the American mob; the FBI has a secret weapon in agent Joe Pistone, AKA Donnie Brasco, who has infiltrated the Bonanno family.

The five families of the American mafia ruled the streets of New York, but a new generation of FBI agents changed the game.

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

Paid programming.

Paid programming.

Even if YOU do everything right to protect yourself, company and institutional data breaches are out of your control. Nearly 1 out of 4 US consumers have been a victim of identity theft. Find out how LifeLock can help protect your identity.

Paid programming.

Exploration is key to surviving the harsh arctic elements for Alaska's Next Generation.

Subzero temperatures test the abilities of Alaskans attempting to survive and thrive.

With temperatures hitting record-breaking lows, Alaskans must take steps to secure their lives against the harsh arctic elements.

Mother Nature puts the next generation of Alaskans to the test as they face new threats.

To maintain an isolated lifestyle, Alaskans must find ways to outsmart the brutal elements.

Alaskans use limited resources to acquire food and resources for survival in the deadly cold.

Alaskans seek out vital resources amid a deep freeze.

For remote Alaskans, no task is completed easily with the harshness of winter.

Alaskans break trail and hunt for their survival during the tail end of the brutal winter.

Alaskans embrace change as winter loosens its icy grip on the Arctic.

Alaska is a challenging place, but tenacity of the spirit makes it home.

As winter turns to spring, Alaskans must seize the warming days.

Alaskans look to restock their food supplies as spring brings longer days.

Port Protection residents must harvest from land and sea for survival.

Alaskans teach their children the ways of the wild.

Alaskans look to restock their food supplies as spring brings longer days.

Port Protection residents must harvest from land and sea for survival.

Exploration is key to surviving the harsh arctic elements for Alaska's Next Generation.

Subzero temperatures test the abilities of Alaskans attempting to survive and thrive.

With temperatures hitting record-breaking lows, Alaskans must take steps to secure their lives against the harsh arctic elements.

Mother Nature puts the next generation of Alaskans to the test as they face new threats.

Paid programming.

Learn about the wonderful world of Coin Collecting with your host Mike Mezack and get the opportunity to build your own collection with the best coin deals on TV!

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

Matt's pain from his 20 year old lost limb is solved.

DraftKings Sportsbook, a top-rated sportsbook app!

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

In Detroit, a man admits he is not traveling for pleasure; an expert analyzes undeclared foods; a traveler's criminal records could cause trouble for him.

Customs officers find riding equipment inside an English jockey's suitcase.

Officers find a stash of luxury knockoffs; a drag race fan slows his roll; CBP catches a wanted duo.

At the JFK Airport, a passenger is not honest about the reasons for his trip; an agent finds undeclared jewels in a suitcase.

At JFK, there is an operation to confiscate synthetic drugs; the officers examine an overweight suitcase.

Human bones are found inside luggage; a pair fails to declare thousands of dollars in jewelry; a mysterious powder is masked by beauty products.

In Canada, agents find a collection of vaporizers and oils inside a suitcase; an Asian woman arrives in Detroit with a man who isn't her husband; a couple returns to Europe with undeclared items.

An American citizen who is carrying weapons and drug accessories goes through a control.

A passenger seems to be trafficking cocaine; a Canadian family is traveling with a problematic dog; an officer questions a man traveling with very little cash.

A traveler is caught with injections; officers smoke out marijuana residue; a mom may end up in jail due to a wrong turn.

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.

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

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

The U.S. Government's secret Pentagon program on UFOs is exposed.

Project Blue Book is launched to study the country's growing UFO problem.

U.S. nuclear missiles malfunction after a close encounter with UFOs.

Whistleblower testimony reignites a decades-long fight for transparency.

On Jan. 28, 1986, the Space Shuttle Challenger breaks apart 73 seconds into its flight, killing all seven crew members, including teacher Christa Mcauliffe, who was the first civilian to be launched into space.

The U.S. Government's secret Pentagon program on UFOs is exposed.

Whistleblower testimony reignites a decades-long fight for transparency.

Drug dealers use extreme violence on the streets of Oakland, Calif., while elite undercover detectives aim to bring them down.

Gangsters and drug dealers are attracted to Seattle because of its liberal laws and high demand for drugs.

The dark side of Philadelphia, where drug dealers run the streets.

Chicago is saturated with record levels of overdoses and homicides as gangs fight over drug turf; enhanced.