The first successful journey though the Grand Canyon by boat was made in 1869 by Major John Wesley Powell and a team of nine men. Their journey took three months during which they mapped the canyon and named many of the famous landmarks.
The first successful journey though the Grand Canyon by boat was made in 1869 by Major John Wesley Powell and a team of nine men. Their journey took three months during which they mapped the canyon and named many of the famous landmarks.
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