Our Pick
Posted on @rawstates
Grand Central Terminal opens
1913
42nd Street, Manhattan
Fcb981 ; Eric Baetscher (attribution required) · CC BY-SA 3.0 · Wikimedia Commons
Built around the idea of burying the tracks and selling the air rights above them, which paid for the building and created Park Avenue. Threatened with demolition in the 1970s and saved by a Supreme Court ruling on landmark law.
That was 1 of the hidden places.
Location: documented spot
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