Yellowstone: A Rugged 'Hole' In The Map Of North America Until The 1870s
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The isolated and rugged Yellowstone region remained a “hole” in the map of North America until the 1870s. Indigenous North Americans knew the area well, but it was one of the last places on the continent to be explored by Euro-Americans.
- By NPT Staff - March 21st, 2022 2:30am