Grand Canyon

extremely deep gorge of the Colorado river which is one of the natural wonders of the world (located in northern Arizona, USA)

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. President Theodore Roosevelt was a major proponent of conservation of the Grand Canyon area, and visited on numerous occasions to hunt and enjoy the scenery.
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Noun
1. the enormous gorge of the Colorado River in northern Arizona
(hypernym) gorge
(part-holonym) Colorado Plateau

n. Grand Canyon, extremely deep gorge of the Colorado river which is one of the natural wonders of the world

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