<Tr> <Th> Coordinates </Th> <Td> 36 ° 18 ′ N 112 ° 36 ′ W ﻿ / ﻿ 36.3 ° N 112.6 ° W ﻿ / 36.3; - 112.6 Coordinates: 36 ° 18 ′ N 112 ° 36 ′ W ﻿ / ﻿ 36.3 ° N 112.6 ° W ﻿ / 36.3; - 112.6 </Td> </Tr> <Tr> <Th> Watercourses </Th> <Td> Colorado River </Td> </Tr> <P> The Grand Canyon (Hopi: Ongtupqa; Yavapai: Wi: kaʼi: la, Navajo: Tsékooh Hatsoh, Spanish: Gran Cañón) 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). </P> <P> The canyon and adjacent rim are contained within Grand Canyon National Park, the Kaibab National Forest, Grand Canyon - Parashant National Monument, the Hualapai Indian Reservation, the Havasupai Indian Reservation and the Navajo Nation . President Theodore Roosevelt was a major proponent of preservation of the Grand Canyon area, and visited it on numerous occasions to hunt and enjoy the scenery . </P>

What river carved the mile deep channel that is the grand canyon