National Geographic Channel TV Guide

Tim Shaw and Fuzz Townshend tackle one of their rarest challenges ever with Lamborghini's backing on an ultra-scarce Silhouette

Danger comes on jet skis on the east coast, bales of hashish are hidden beneath the waves, and attempts are made to track the signal of a narco-submarine

The team members search a disused paper factory. However, as the facility has plans to become a museum it remains unclear whether they will be able to acquire the assests they are interested in

Bidders vie for an 18th-century flintlock, a four-barrel gun so complex and expensive to produce that only the wealthy could afford one, making such items highly desirable. Sean Rich and his fellow Lords also inspect a piece of Second World War memorabilia possibly used by couriers behind enemy lines, which if authentic could be valued at $18,000

Sean Rich finds a simple Italian flintlock that hides a deep valuable secret in Colorado where the team also discovers a Second World War searchlight

A look at the production of hamburger patties, ribbon candy and Mexican chocolate discs

A look at the production of root beer, mini chocolate cakes and tamari soy sauce

At the Columbus Zoo, keepers form extraordinary bonds with the animals in their charge

With unprecedented access to one of America's largest and most popular zoos, hear the dramatic, heartwarming stories that keep this place moving

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

The crew of a research vessel use advanced underwater cameras to locate the remains of the most famous sunken vessels of the Second World War. Just weeks before the war ended, the USS Indianapolis violently sank, and 900 sailors were stranded at sea with no rescue in sight. For five days, they fought off exposure and shark attacks in the worst disaster at sea in US naval history

Faced with the extreme conditions of the far North, three flights fall out of the sky, leaving investigators to uncover the cause

The tragic stories behind ships and aircraft sunk during the Second World War, including bombers, kamikaze planes and a U-boat with a poisonous legacy

Archaeologists investigate the mysterious circumstances surrounding the death of King Tutankhamun to uncover the truth behind his demise

Investigation into sudden structural disasters as floods, fires, eruptions and collapses expose deadly failures in design, weather and engineering

Survivors recall a routine flight from London Heathrow to Belfast International Airport that ended in tragedy when British Midland Flight 92 crashed onto a motorway embankment near the town of Kegworth on 8th January 1989

A terrorist group claims responsibility when a plane crashes 20 minutes after taking off in Egypt, but investigators are not convinced this is what really happened

How the Japanese army turned to ancient warrior traditions during the battle of Saipan - a conflict where defeat would place US aircraft dangerously close to their home country

Tim Shaw and Fuzz Townshend tackle one of their rarest challenges ever with Lamborghini's backing on an ultra-scarce Silhouette

Two winter storms descend on North America, battering destination airports and leaving flights grounded at Pearson