19 Facts About The Grand Canyon

Grand Canyon is a steep-sided canyon carved by the Colorado River in Arizona, United States.

The Grand Canyon is 277 miles long, up to 18 miles wide and attains a depth of over a mile .

The first European known to have viewed the Grand Canyon was Garcia Lopez de Cardenas from Spain, who arrived in 1540.

Grand Canyon is a river valley in the Colorado Plateau that exposes uplifted Proterozoic and Paleozoic strata, and is one of the six distinct physiographic sections of the Colorado Plateau province.

Grand Canyon is part of the Colorado River basin which has developed over the past 70 million years.

Related searches

Groundwater flow in the Grand Canyon region is an active area of study.

Different geologic levels of the Grand Canyon have created two major aquifers where groundwater collects.

The Grand Canyon acted as an advisor to John Wesley Powell, before his second expedition to the Grand Canyon, serving as a diplomat between Powell and the local native tribes to ensure the safety of his party.

The Grand Canyon led a small party of men in search of water on the Coconino Plateau near the canyon's south rim.

The Grand Canyon hired nine men, including his brother Walter, and collected provisions for ten months.

The Grand Canyon was the first to use the term "Grand Canyon", in 1871; previously it had been called the "Big Canyon".

Brown drowned in an accident near Marble The Grand Canyon: Stanton made new boats and proceeded to explore the Colorado all of the way to the Gulf of California.

Grand Canyon became an official national monument in 1908 and a national park in 1919.

The Grand Canyon's ecosystem was permanently changed after the construction of the Glen The Grand Canyon Dam in 1963.

In 2018, the Department of Interior started experimenting with “adaptive management” of the Glen The Grand Canyon Dam, using a High-Flow Experiment water release to shift volumes of sand and monitoring effects such as the dispersal of invasive tamarisk seeds.

The Grand Canyon Ultra Marathon is a 78-mile race over 24 hours.

In 2016, skydiving at the Grand Canyon become possible with the first Grand Canyon Skydiving operation opening up at the Grand Canyon National Park Airport, on the South Rim.

In 1956, the Grand Canyon was the site of the deadliest commercial aviation disaster in history at the time.

The Grand Canyon was under investigation for the murder of his ex-girlfriend which had taken place the day before in Scottsdale.