Our Pick
Posted on @rawstates
Hoover Dam completed
1935
Black Canyon, Nevada–Arizona
Mariordo (Mario Roberto Durán Ortiz) · CC BY-SA 4.0 · Wikimedia Commons
The 726-foot concrete arch-gravity dam impounded the Colorado River, supplying power and water across the Southwest.
That was 1 of the hidden places.
Location: documented spot
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