TRAVEL THRU HISTORY (HOOVER DAM)

10.1. 03:35

DocuBox

20 minut

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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anglicky

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.