Grand Canyon, Arizona Wallpaper 1024 x 768
The Grand Canyon is a colorful steep sided gorge carved by the Colorado River in the U.S. state of Arizona. It is largely contained within the Grand Canyon National Park one of the first national parks in the United States. The canyon, created by the Colorado River over 6 million years, is 277 miles (446 km) long, ranges in width from 4 to 18 miles (6.4 to 24 kilometers), and attains a depth of more than a mile (1.6 km).
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