Our Pick
Posted on @rawstates
Gillette Castle
1919
East Haddam, Connecticut
Philip McQuade · CC BY-SA 4.0 · Wikimedia Commons
The actor who made his name playing Sherlock Holmes built a fieldstone castle above the Connecticut River with 47 hand-carved doors, each with a different puzzle latch, and a three-mile miniature railway he drove himself.
That was 1 of the hidden places.
Location: documented spot
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