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The Grand Canyon [a] is a steep-sided canyon carved by the Colorado River in Arizona, United States.The Grand Canyon is 277 miles (446 km) long, up to 18 miles (29 km) wide and attains a depth of over a mile (6,093 feet or 1,857 meters).
The resulting Grand Canyon Supergroup of sedimentary units is composed of nine varied geologic formations that were laid down from 1.2 billion and 740 million years ago in this sea. [11] Good exposures of the supergroup can be seen in eastern Grand Canyon in the Inner Gorge and from Desert View, Lipan Point and Moran point. [12] [note 1]
Grand Canyon National Park is a national park of the United States located in northwestern Arizona, the 15th site to have been named as a national park.The park's central feature is the Grand Canyon, a gorge of the Colorado River, which is often considered one of the Wonders of the World.
The Grand Canyon, Arizona, at the confluence of the Colorado River and Little Colorado River.. A canyon (from Spanish: cañón; archaic British English spelling: cañon), [1] gorge or chasm, is a deep cleft between escarpments or cliffs resulting from weathering and the erosive activity of a river over geologic time scales. [2]
Grand Scenic Divide is a 5,667-foot-elevation (1,727-meter) ridge located in the Grand Canyon, in Coconino County of northern Arizona, Southwestern United States. [2] It is situated immediately north of Fossil Mountain , and 1.5 mile east of Mount Huethawali .
The Mesoproterozoic formations in the Grand Canyon are overlain by the 850 million year old, Neoproterozoic Chuar Group and Sixtymile Formation sedimentary rocks. The Great Unconformity is a famous gap in the stratigraphic record of the Grand Canyon of 900 million years between Proterozoic granitic rocks and Cambrian marine sediments. For the ...
The Colorado Plateau is largely made up of high desert, with scattered areas of forests. In the south-west corner of the Colorado Plateau lies the Grand Canyon of the Colorado River. Much of the Plateau's landscape is related to the Grand Canyon in both appearance and geologic history.
O'Neill Butte is a 6,071-foot (1,850 m)-elevation summit located in the Grand Canyon, in Coconino County of northern Arizona, United States. [3] It is situated 2.5 miles (4.0 km) east-northeast of Grand Canyon Village, one mile (1.6 km) northeast of Mather Point, and one mile immediately northwest of Yaki Point.
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