How Do They Do It?

10:00 PM to 10:30 PM
Friday 25 April
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Military Helicopters/Metro Systems/Engineering Artificial Reefs

Season 6 Episode 20 of 20

Find out how they make military helicopters, how they design metro systems and how they engineer artificial reefs

How Do They Do It? airs on Discovery History at 10:00 PM, Friday 25 April. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
General