A small spur range of the Rocky Mountains.
The largest river flowing into the Pacific Ocean from the Western Hemisphere.
A theoretical line which forms the border between the two great watersheds of North America.
Corps of Discovery
The name given to the group of men who successfully executed the Lewis and Clark Expedition.
A structure built by the Corps of Discovery on the shore of the Columbia River.
An immensely lucrative commercial endeavor that held wide political and economic implications.
Journals of the Lewis & Clark Expedition
Augmented with scientific and geographic observations, they formed a record of the expedition.
Arms and Ammunition
Relied upon by the expedition for success, they were the finest available at the time.
Approximately 830,000 square miles acquired from France in 1803.
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