Correction for the length of The Grand Canyon
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How long is 349,000,000 centimeters?
It's about eight times as long as The Grand Canyon
The length of The Grand Canyon is about 44,600,000 centimeters.
(a.k.a. Gran Cañón) (Arizona) (Colorado River miles measure)
The Grand Canyon has a total length of 44,600,000 centimeters along the course of the Colorado River at its bottom. Having opened in early 2007, the Grand Canyon Skywalk allows tourists to stand on a horseshoe-shaped glass walkway 110,000 centimeters above the floor of Granite Gorge.