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The Corps of Discorvery begins the travel up the Missouri River
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The Corps of Discovery celebrates Independence Day west of the Missouri River
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Sergeant Charles Floyd dies of apendicitis
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The Corps of Discovery enters the Great Plains and sees animals not previousley documented by the U.S. Government
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The Corps finishes building Fort Mandan
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Jean Baptiste Charbonneau is Born
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The Corps of Discovery reaches the White Cliffs of the Missouri River
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The expedition reaches a fork in the Missouri River and must decide which direction to travel.
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Lewis and Clark reach the Great Falls of the Missouri and must carry the equipment around the falls
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Sacagawea recognizes Beaverhead Rock
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Lewis finds the Missouri headwaters, then travels through Lemhi Pass and learns that there is no Northwest Passage
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The Corps of Discovery exits the Rocky Mountains.
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Clark sees the estuary of the Columbia River and writes, "Ocian in View! O the joy."
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The expedition reaches the Pacific Ocean
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Just after a winter with only 12 clear days, the Corps sets out for home.
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Lewis and Clark finally reach St. Louis, after 2 1/2 years on the expedition