The Columbia Gazetteer of North America. 2000. Copper CanyonCopper Canyon, valley, Chihuahua, Mexico. One part of the Sierra Tarahumara system of canyons in the Sierra Madre Occidental that forms the largest canyon complex in N. Amer. and rivals the Grand Canyon in depth. Copper Canyon is the section of the Sierra Tarahumara canyon system that is traversed by the Chihuahua-Pacific RR, which makes it a prime tourist attraction. The canyon is named for the copper hue of the canyon walls.
The largest, the Grand Canyon, is 277 miles long, 18 miles wide, and 6,000 ft. deep.
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Hells Canyon - #2 is Salmon River Canyon just a few miles to the east.
Hells Canyon where the Snake River makes the border between Idaho and Oregon.
Hell's Canyon
The Grand Canyon.
Kings Canyon
The Grand Canyon in The United States of America.
The Grand Canyon.
Grand Canyon.
I think it is the Grand Canyon I don't know.
The world's largest canyon is not in the United States. The world's largest canyon is the Yarlung Zangbo Grand Canyon in Tibet.
The Grand Canyon of the Yellowstone is the third largest canyon in the US.
The Great Canyon of Yarlung Tsangpo River, located in Tibet is the largest canyon on Earth, but the largest known canyon is Valles Marineris, located on Mars.
well, there is only one grand canyon and thats in Arizona. The Largest Canyon in the world is the grand canyon.
Grand Canyon
The Grand Canyon.
Grand canyon
The Grand Canyon.