Our Pick
Posted on @rawstates
The Missouri Botanical Garden
1859
St. Louis, Missouri
Paulmcdonald · CC BY-SA 4.0 · Wikimedia Commons
The oldest botanical garden in continuous operation in the country, left to the public by an English merchant who wanted his estate kept as a garden forever. Its Climatron of 1960 was the first geodesic dome greenhouse anywhere.
That was 1 of the hidden places.
Location: documented spot
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