John Wesley Powell
Dr. History's Tales of the Old West - Podcast készítő Dr. Ken Turner - Keddek
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He was a soldier, geologist, professor, scientist and explorer. Facing dangerous rapids, he floated the Green River in Wyoming down the Colorado River through the Grand Canyon and after three months and 900 miles finished his first expedition. Learn more about your ad choices. Visit podcastchoices.com/adchoices
