Mega stavby - Obří přehrady II

S03E04 - Hoover Dam

20.12. 03:05

DocuBox

25 minut

2006

Dokumentalny

HOOVER DAM. Marvel at the site of America’s most famous water dam. We’ll learn about how the Hoover Dam was built, why it’s necessary, and take a behind the scenes look at its inner workings.

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HOOVER DAM. Marvel at the site of America’s most famous water dam. We’ll learn about how the Hoover Dam was built, why it’s necessary, and take a behind the scenes look at its inner workings.