Hoover Dam construction view

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Dam in a rocky canyon

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Hoover Dam — Blue, Dramatic, Afternoon

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Hoover Dam — Blue, Dramatic, Afternoon, Photograph

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Aerial view of a large dam

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Hoover Dam — Blue, Serene

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Bridge construction over canyon

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Bridge construction over a canyon

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Men climbing rocky canyon

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Hoover Dam Construction

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Hoover Dam construction site

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Nighttime view of a dam

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