Nat Geo HD | Infotainment Shows (Page: 1)

Construction fails happen every day, but sometimes the damage is catastrophic. Investigate the most spectacular mishaps - and how the disaster could have been averted. 7+. (S1, ep 1)

Chinook Helicopter Crash: Looks at the events leading up to the crash of the RAF Chinook helicopter in 1994. For years, the cause of the tragedy was surrounded by controversy. RATING: AA

Cracking the Genetic Code: Nazis conducted horrific experiments on cells and DNA to uncover secrets for creating a so-called pure Aryan race. 12+. (S1, ep 1)

Hitler's British Invasion Plan: As the Nazi war machine reaches the English channel, Hitler's bold bid to destroy Britain's air power and land troops in southern England begins. All ages.

Hitler's Rise To Power: From footage of Hitler relaxing in his Alpine retreat shot by Eva Braun, to haunting images of Jewish persecution, see the true story of World War II.

The untold story of the tactics, heroes and villains of Operation Drumbeat, the German U-boats' devastating and surprise attack on the US Eastern coast in 1941. RATING: AA

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)

Get exclusive backstage access to the building of the world's most innovative icebreaker, which functions both as a polar exploration ship and a laboratory. 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+