Jefferson's Cipher for the Lewis and Clark Expedition Image Read more about Jefferson's Cipher for the Lewis and Clark Expedition
The Citadel-Rock on the Upper Missouri. Image Read more about The Citadel-Rock on the Upper Missouri.
Bison-Dance of the Mandan Indians in front of their Medecine Lodge. Image Read more about Bison-Dance of the Mandan Indians in front of their Medecine Lodge.