Nat Geo HD | Infotainment Shows (Page: 1)

World War Two left a great number of ships and submarines hidden beneath the waves. If the oceans were drained, what secrets would each vessel reveal? RATING: AA

Documentary lifting the lid on Dublin's brutal history of organised gangs, including leader Larry Dunne who became Ireland's first millionaire drug kingpin.

Methamphetamine is one of the hardest drugs to quit. Its abuse is ravaging rural communities and cities alike. NGC correspondent Lisa Ling goes inside this global epidemic to find out what makes meth so addictive and destructive.

Revealing the dark truth that aviation safety improves one crash at a time, Mayday investigates legendary aviation disasters to find out what went wrong and why. Based on cockpit voice recorders, accident reports and eyewitness accounts, every episode also features interviews, state-of-the-art CGI and gripping reenactments.

Avalanche: After a huge blizzard, conductor Jim and engineer Jordy are hauling $50 million worth of freight. Plus, technician Derek makes a startling discovery. 7+. (S1, ep 1)

Glacier Express: The Glacier Express train in the Swiss Alps is an engineering marvel traveling over treacherous gorges and through huge mountain ranges. U.

Frozen Frontline: At Toronto Pearson International Airport, the sub-zero temperatures push the de-icing station to its limits, as snow and freezing ice delays take offs. (1 of 10) 7+

Nazi Fortress: The Allies target the Nazi-held port of Brest. But when flame-throwing tanks fail, it takes an explosive solution to bring down the fort's walls. (1 of 4)

The Bismarck: A look at the war strategy and catalogue of errors that led to the British sinking of the Bismarck, a wreck that killed more than 2,000 German soldiers in 1941. RATING: AA

To solve ancient mysteries, high-tech explorer Albert Lin will use satellite and drones to look beneath the earth's surface and reveal secrets that have been buried for thousands of years.

The Real King Herod: King Herod is one of the Bible's most evil characters. Now, new archaeological discoveries and 3D CGI reveal why he was known as Herod the Great. 7+. (S1, ep 6)