River, northwestern Wyoming, U.S. Formed by the uniting of two headstreams in the Absaroka Range in Yellowstone National Park, it flows northeast 100 mi (160 km) to join the Bighorn River near the Montana border. The river was named for the Shoshone Indians.
This entry comes from Encyclopædia Britannica Concise.For the full entry on Shoshone River, visit Britannica.com.
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