Our Pick
Posted on @rawstates
Mitchell Park Domes open
1967
Mitchell Park, Milwaukee
Sulfur (Talk / contribs) · CC BY-SA 3.0 · Wikimedia Commons
Three seven-storey glass beehives, desert, tropical and show, the only conoidal conservatories anywhere. Closed periodically since 2016 as chunks of concrete began falling from the shells.
That was 1 of the hidden places.
Location: documented spot
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