Missouri River Breaks Canoe Trip - Roeder-Johnson
Fort Benton, Montana, located 2,100 river miles upstream of St Louis, Missouri, and 3,460 miles from the Gulf of Mexico, was once the "innermost" seaport in the world.

Fort Benton, Montana, located 2,100 river miles upstream of St Louis, Missouri, and 3,460 miles from the Gulf of Mexico, was once the "innermost" seaport in the world.