Missouri River near St. Joseph

Set out this morning a little after day & proceeded on very well the men ply their oares & we decended with great velocity,
William Clark

Large river with forested banks

Photo ©2006 Time Kiser. Permission via the Creative Commons 2.5 License.

Smooth green snake (Opheodrys vernalis)

Saw a green Snake as high up as Salt Rivr on the missouri.
William Clark

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Shiny, green snake

Photo © by unknown WikiCommons user. Permission via the GNU Free Documentation License.

Limestone Bluff

the limestone bluffs commence below Salt river on S. Side
William Clark

Small cliff of white stone

Photo by Ngresonance who has released it to the public domain.