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Hartford, Illinois
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Stretching approximately 2,341 miles, the Missouri River surpasses the Mississippi River in length, making it the longest river on the continent.
The Missouri River meets the Mississippi River just north of St. Louis, Missouri, a significant geographical and historical landmark.
In 1804, the famous expedition began its journey from Camp Dubois, near the confluence of the Missouri and Mississippi Rivers.
The river supports diverse ecosystems, providing habitats for numerous fish and bird species, including the endangered pallid sturgeon.
The river served as a major transportation route for settlers and traders moving westward during the 19th century.
This site commemorates the starting point of the Lewis and Clark Expedition and offers educational exhibits about their journey.
The river earned this nickname due to its high silt content, which gives the water a muddy appearance.
Located nearby, Cahokia Mounds is a UNESCO World Heritage Site and was once the largest pre-Columbian settlement north of Mexico.