Our Pick
Posted on @rawstates
Fort Union
1828
Williams County, North Dakota
Xerxes2004 (talk) · CC BY-SA 3.0 · Wikimedia Commons
The largest fur post on the upper Missouri, where the Assiniboine and six other nations traded buffalo robes for goods brought upriver. Audubon and Catlin both worked here. It was dismantled in 1867 and rebuilt on its excavated footings.
That was 1 of the hidden places.
Location: documented spot
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