Our Pick
Posted on @rawstates
Grand Coulee Dam completed
1942
Columbia River, Washington
Farwestern Photo by Gregg M. Erickson · CC BY 3.0 · Wikimedia Commons
The largest concrete structure in America, built without fish ladders, which ended salmon runs on 1,100 miles of river and drowned Kettle Falls, a Native fishery of at least 9,000 years. Its power ran the aluminium for wartime aircraft and the reactors at Hanford.
That was 1 of the hidden places.
Location: documented spot
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