Our Pick
Posted on @rawstates
The Stone Arch Bridge
1883
Minneapolis, Minnesota
Runner1928 · CC BY-SA 4.0 · Wikimedia Commons
James J. Hill built it on a curve in native limestone, and it is the only stone arch bridge on the whole Mississippi. Carried trains until 1978 and walkers ever since.
That was 1 of the hidden places.
Location: documented spot
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