National Geographic Channel HD Today

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Part one of two. The production of Halloween treats such as molasses kisses, zombie chocolate bars and candy apples

Part two of two. A look at the production of Halloween treats such as spooky marshmallow lollipops, milk chocolate witch bars and bat cookies

Investigators struggle to explain why PenAir 3296 failed to stop after landing at a famously tricky Alaskan airport - until they uncover the truth

Uncovering what is left of Hitler's ambitious structures, which were built in a bid for world domination, beginning with a look at the Atlantic Wall

Experts uncover the awful truth behind Hitler's most advanced weapon, a powerful rocket created in 1944

Tim and Fuzz share their favourite quirky and rare cars, trucks, tractors and buses from all of the previous seasons

San Diego HSI seizes a medley of narcotics hidden in a car, CBP processes ferry travellers in Puerto Rico, and officers at JFK discover looted artifacts

The investigation into South Korea's worst ever air disaster encounters a problem when the surviving captain's story contradicts air traffic control's account of events

An attempt to unravel the mystery of the legendary King Arthur who, according to medieval histories, led the defence of Britain against invaders in the sixth century

From a long-lost US base beneath the Arctic ice cap to a sunken Soviet submarine, the Cold War's toxic legacy is both fascinating and terrifying

Fuzz Townshend and Tim Shaw restore a 1991 Range Rover, which is a sad reminder of happier days for the owner and her family

Archaeologists search an underground labyrinth for the resting place of Egypt's most mysterious Queen, Nefertiti, and discover a coffin that dates back to her reign

A turboprop nearly crashes after being struck by lightning, temporarily blinding the crew and disabling their controls. Investigators uncover an unusual design flaw

Part two of two. The story of the Second World War's Italian campaign told through the accounts of those who fought in it

HSI agents pursue a drug smuggler through a car park, while CBP uncovers a shipment of ancient artefacts

Mariana investigates international criminal syndicates targeting elderly Americans with inheritance scams and conning them into becoming drug mules

Reconstructing the forced landing at sea of a plane flying from Italy to Tunisia in 2005. The ensuing investigation saw nine men charged with criminal negligence

Fuzz Townshend and Tim Shaw restore a Lexus IS200 and transform it into a full-blown drift car

DEA agents attempt to crack down on cocaine dealers. An American military drug ring is bust, and smugglers are caught entering El Dorado International Airport, Colombia

Documentary exploring cutting-edge manufacturing in an inter-connected world, beginning with the creation of electric cars at Tesla's factory in Freemont, California

A look at how certain foods are made in factories, including spanakopita, ginger snaps, tartufo and apple juice

A look at how certain foods are made in factories, including tofu, soy beans and biscotti

The urban treasure hunters trawl through estate sales and auction houses in search of valuable silverware in the hope of uncovering some profitable pieces

Rich gets access to a manufacturing equipment warehouse and finds a robotic arm, while Dave searches old cars for catalytic converters that contain valuable platinum

A look at the monarch butterfly's incredible multi-generation migration from Mexico to Canada - a round-trip that none of them lives to complete

It's baby boom time on Africa's vast Serengeti Plain. One million wildebeest halt their migration to give birth. And there are predators everywhere

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