Minuni moderne

23 Sezon
705 Episod

Minuni moderne - Season 14 Episode 11 Episodul 11 ()

Dams - one of man's greatest accomplishments are explored. The history of dams from construction to demolition and their impact on the environment. Beavers and their dams and construction of embankment dams and larger Hydroelectric dams such as Three Gorges, Hoover, and Grand Coulee are explored.


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44 minute 2024 HD

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