National Geographic HD

Making a living off the land is tough, but for some, they wouldn't have it any other way. For Ray Turner, this means constantly rebuilding his eel weir in preparation for the annual eel migration on the Delaware River. Ray battles the fast-moving river current to move large rocks and repair the w...

When fish become hard to find, strategy becomes the key to catching; fishers try to outsmart the rest of the fleet to land a bluefin and come out on top.

Following three horrifying crashes, investigators uncover fatal flaws in the procedures intended to stop aircraft from crashing into mountains.

Any small mistake during take-off can have disastrous consequences. In Taiwan, a Boeing 747 crashes on the runway. In Detroit, a DC-9 leaves a trail of burned debris.

A high-tech survey reveals the dark secrets of U.S. nuclear tests at Bikini Atoll.

In New Jersey, The Reliable has rust eating through the hull, so Project Manager Mike Tilsner must come up with a quick fix.

In the forests of Michigan, Chris and Levena are in a race against time to fill an order of prized wild mushrooms.

Reel E Bugging makes a risky move to get ahead and reach double digits.

Chad Zdenek joins a team that is dismantling the North Sea's biggest oil rig; as the 400-foot-high monster is towed ashore, he reveals the story of how deep-water oil engineers raced to build an enormous machine to drill through the sea bed.

Chad Zdenek joins a team responsible for stripping down and rebuilding the biggest aircraft in the U.S. Air Force's arsenal, the Lockheed C5 Super Transporter; Chad sees how engineering overcame the design flaws that once grounded the C5 fleet.

Chad Zdenek follows the mechanics, engineers and sailors who maintain the USS Carl Vinson, a U.S. aircraft carrier that is at the forefront of military technology.

Three different accidents reveal that a lack of maintenance can cause a catastrophe. A human error leads to a disaster during a flight to Texas. When a turboprop engine disappears in the sea, investigators discover a criminal empire.

Safe flying requires precision, and when critical instruments in the cockpit can't be trusted, the consequences can be fatal. A Boing 737 disappears from the radars over one of the most remote places on Earth.

Tim and Fuzz take on a Car SOS emergency. 53-year-old Fiat X1/9 owner Steve has terminal cancer but is desperate to see his son drive the car.

There are many ways to embarrass and humiliate yourself when breathing fire, trying to run on water and performing tricks on a balance beam.

What do Segways, water balloons, and yo-yos have in common? They all pack a pretty powerful punch. Watch as daring Segway riders ignore the laws of physics and a water balloon does not burst.

A mythical Ancient Egyptian city, now lies buried beneath the waves of the Mediterranean ocean. After 2000 years of existing only as a legend, we finally reveal its stories and secrets.

Discover how delicious gummy bears, saltwater taffy and triple cream goat's cheese are created from raw materials to finished products.

Discover how delicious ready-to-eat cod fillets, high-protein peanut chews, and New England soda are created from raw materials to finished products.

Rookie Terje's in big trouble when he crashes Thord's tow-truck. Bjoern heads out to rescue a forty-tonner which overturned into a snow ditch.

Aerial exploration of the United Arab Emirates revealing its rich heritage and modern-day stories shaping its future, all from a brand-new perspective.

Hazen Audel battles Lake Baringo's wild waters on an epic wildlife mission.

HSI performs undercover drug sting; CBP finds cocaine in Rio Grande Valley.

Rookie Terje's in big trouble when he crashes Thord's tow-truck. Bjoern heads out to rescue a forty-tonner which overturned into a snow ditch.

Aerial exploration of the United Arab Emirates revealing its rich heritage and modern-day stories shaping its future, all from a brand-new perspective.

Hazen Audel battles Lake Baringo's wild waters on an epic wildlife mission.

HSI performs undercover drug sting; CBP finds cocaine in Rio Grande Valley.

Chad Zdenek joins a team that is dismantling the North Sea's biggest oil rig; as the 400-foot-high monster is towed ashore, he reveals the story of how deep-water oil engineers raced to build an enormous machine to drill through the sea bed.

Chad Zdenek joins a team responsible for stripping down and rebuilding the biggest aircraft in the U.S. Air Force's arsenal, the Lockheed C5 Super Transporter; Chad sees how engineering overcame the design flaws that once grounded the C5 fleet.

Chad Zdenek follows the mechanics, engineers and sailors who maintain the USS Carl Vinson, a U.S. aircraft carrier that is at the forefront of military technology.

Tim and Fuzz take on a Car SOS emergency. 53-year-old Fiat X1/9 owner Steve has terminal cancer but is desperate to see his son drive the car.

There are many ways to embarrass and humiliate yourself when breathing fire, trying to run on water and performing tricks on a balance beam.

What do Segways, water balloons, and yo-yos have in common? They all pack a pretty powerful punch. Watch as daring Segway riders ignore the laws of physics and a water balloon does not burst.

In New Jersey, The Reliable has rust eating through the hull, so Project Manager Mike Tilsner must come up with a quick fix.