How Do They Do It?
Tunnels/Timber
Season 12 Episode 20 of 20
Exploring the construction of large tunnels in one of the world's biggest cities to prevent blackouts, and a look at how a pine forest is turned into timber
How Do They Do It? airs on Discovery History at 10:30 PM, Friday 4 July. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
General