Our Pick
Posted on @rawstates
The Roebling Suspension Bridge
1866
Cincinnati, Ohio
w_lemay · CC BY-SA 2.0 · Wikimedia Commons
John Roebling's 1,057-foot span was the longest in the world when it opened, and it was the working prototype for the Brooklyn Bridge he began four years later. It still carries traffic, and it hums when you drive across the grating.
That was 1 of the hidden places.
Location: documented spot
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