Hoover Dam | All the Secrets of the Engineering Wonder Lesics 9:47 2 years ago 11 914 203 Скачать Далее
Blood, concrete, and dynamite: Building the Hoover Dam - Alex Gendler TED-Ed 5:12 2 years ago 962 849 Скачать Далее
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Photos show historic overflow at Hoover Dam in August 1983 FOX5 Las Vegas 0:36 1 year ago 64 753 Скачать Далее
Constructing the Wonder: Hoover Dam Secrets Revealed Lesics 17:30 3 months ago 2 074 772 Скачать Далее
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Hoover Dam used concrete-lined spillways twice in its history KTNV Channel 13 Las Vegas 0:26 7 years ago 16 307 Скачать Далее
