<p>John Wesley Powell explored the Colorado River by boat over the dangerous rapids of the Grand Canyon.  He is also one of the reasons so many Dams were built in the west to save water.</p>

John Wesley Powell explored the Colorado River by boat over the dangerous rapids of the Grand Canyon. He is also one of the reasons so many Dams were built in the west to save water.

<p>John Wesley Powell explored the Colorado River by boat over the dangerous rapids of the Grand Canyon. &nbsp;He is also one of the reasons so many Dams were built in the west to save water.</p>

John Wesley Powell

Abbreviated Bios are short biographies of Americans and others, who made an impact on this country and who should be better known.

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John Wesley Powell

John Wesley Powell