King Arthur Castle is a summit located in the

Grand Canyon The Grand Canyon (, yuf-x-yav, Wi:kaʼi:la, , Southern Paiute language: Paxa’uipi, ) is a steep-sided canyon carved by the Colorado River in Arizona, United States. The Grand Canyon is long, up to wide and attains a depth of over a m ...

, in

Coconino County Coconino County is a county in the north-central part of the U.S. state of Arizona. Its population was 145,101 at the 2020 census. The county seat is Flagstaff. The county takes its name from ''Cohonino'', a name applied to the Havasupai p ...

of northern

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...

, US. It is situated one-half mile northwest of

Guinevere Castle Guinevere Castle is a 7,281-foot-elevation (2,219 meter) summit located in the Grand Canyon, in Coconino County of northern Arizona, US. It is situated one-half mile southeast of King Arthur Castle, one mile west of Excalibur, and 2.5 mil ...

, one mile west of

Excalibur Excalibur () is the legendary sword of King Arthur, sometimes also attributed with magical powers or associated with the rightful sovereignty of Britain. It was associated with the Arthurian legend very early on. Excalibur and the Sword in th ...

, and two miles east-southeast of

Holy Grail Temple Holy Grail Temple is a summit located in the Grand Canyon, in Coconino County, Arizona, Coconino County of northern Arizona, Southwestern United States, US. It is situated seven miles north-northeast of Havasupai Point, and two miles west-northw ...

, within the Shinumo Amphitheater.

Topographic relief Terrain or relief (also topographical relief) involves the vertical and horizontal dimensions of land surface. The term bathymetry is used to describe underwater relief, while hypsometry studies terrain relative to sea level. The Latin word ...

is significant as it rises over above the

Colorado River The Colorado River ( es, Río Colorado) is one of the principal rivers (along with the Rio Grande) in the Southwestern United States and northern Mexico. The river drains an expansive, arid drainage basin, watershed that encompasses parts of ...

in . According to the

Köppen climate classification The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, notabl ...

system, King Arthur Castle is located in a

cold semi-arid climate A semi-arid climate, semi-desert climate, or steppe climate is a dry climate sub-type. It is located on regions that receive precipitation below potential evapotranspiration, but not as low as a desert climate. There are different kinds of semi-ar ...

zone, with precipitation

runoff Runoff, run-off or RUNOFF may refer to: * RUNOFF, the first computer text-formatting program * Runoff or run-off, another name for bleed, printing that lies beyond the edges to which a printed sheet is trimmed * Runoff or run-off, a stock market ...

draining west to the Colorado River via Shinumo Creek.

History

Clarence Dutton Clarence Edward Dutton (May 15, 1841 – January 4, 1912) was an American geologist and US Army officer. Dutton was born in Wallingford, Connecticut on May 15, 1841. He graduated from Yale College in 1860 and took postgraduate courses there until ...

started the tradition of naming features in the Grand Canyon after mythological deities and heroic figures. King Arthur Castle was named in 1902 by Richard Tranter Evans (1881–1966), a

cartographer Cartography (; from grc, χάρτης , "papyrus, sheet of paper, map"; and , "write") is the study and practice of making and using maps. Combining science, aesthetics and technique, cartography builds on the premise that reality (or an im ...

who was mapping the Grand Canyon in the early 1900s, after the legendary fortress

Camelot Camelot is a castle and court associated with the legendary King Arthur. Absent in the early Arthurian material, Camelot first appeared in 12th-century French romances and, since the Lancelot-Grail cycle, eventually came to be described as the ...

of the

Legend of King Arthur King Arthur ( cy, Brenin Arthur, kw, Arthur Gernow, br, Roue Arzhur) is a legendary king of Britain, and a central figure in the medieval literary tradition known as the Matter of Britain. In the earliest traditions, Arthur appears as a ...

, in keeping with his naming theme for other geographical features in the vicinity, e.g. ''Guinevere Castle'', ''

Elaine Castle Elaine Castle is a 7,431-foot-elevation (2,265 meter) summit located in the Grand Canyon, in Coconino County of northern Arizona, US. It is situated three miles north-northwest of King Arthur Castle near the head of Shinumo Creek, and imm ...

'', ''Excalibur'', ''Gawain Abyss'', ''Bedivere Point'', ''Lancelot Point'', ''Holy Grail Temple'', and ''Galahad Point''. This feature's name was officially adopted in 1908 by the

U.S. Board on Geographic Names The United States Board on Geographic Names (BGN) is a federal body operating under the United States Secretary of the Interior. The purpose of the board is to establish and maintain uniform usage of geographic names throughout the federal govern ...

. Evans Butte, located three miles southwest of King Arthur Castle, is named after this same Richard T. Evans, who was a

François E. Matthes François Émile Matthes ( – ) was a geologist and an expert in topographic mapping, glaciers, and climate change. He mapped remote areas of the Western United States, American West for the United States Geological Survey (USGS). His maps co ...

protégé. Guinevere Castle (elevation 7,281 ft), connected to King Arthur Castle by a high ridge, is named for

Guinevere Guinevere ( ; cy, Gwenhwyfar ; br, Gwenivar, kw, Gwynnever), also often written in Modern English as Guenevere or Guenever, was, according to Arthurian legend, an early-medieval queen of Great Britain and the wife of King Arthur. First ment ...

, the wife and queen of

King Arthur King Arthur ( cy, Brenin Arthur, kw, Arthur Gernow, br, Roue Arzhur) is a legendary king of Britain, and a central figure in the medieval literary tradition known as the Matter of Britain. In the earliest traditions, Arthur appears as a ...

. It was also named by Evans, and officially adopted in 1908. The

first ascent In mountaineering, a first ascent (abbreviated to FA in guide books) is the first successful, documented attainment of the top of a mountain or the first to follow a particular climbing route. First mountain ascents are notable because they en ...

of King Arthur Castle was made in 1961 by Merrel Clubb, on his third attempt at it. It took him four days to climb it and was his final climb in the canyon.

Harvey Butchart John Harvey Butchart (May 10, 1907 – May 29, 2002) was a mathematics professor who was well known for his hiking exploits in and around the Grand Canyon in Arizona, United States. Beginning in 1945, Butchart explored the Grand Canyon's backco ...

climbed both King Arthur Castle and Guinevere Castle on August 25, 1965, marking the 34th and 35th of the 83 summits he would climb in the Grand Canyon.

Geology

The summit is composed of

Permian The Permian ( ) is a geologic period and stratigraphic system which spans 47 million years from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic Period 251.9 Mya. It is the last period of the Paleoz ...

Kaibab Limestone The Kaibab Limestone is a resistant cliff-former, cliff-forming, Permian geologic formation that crops out across the U.S. states of northern Arizona, southern Utah, east central Nevada and southeast California. It is also known as the Kaibab Fo ...

and cream-colored Permian

Coconino Sandstone Coconino Sandstone is a geologic formation named after its exposure in Coconino County, Arizona. This formation spreads across the Colorado Plateau province of the United States, including northern Arizona, northwest Colorado, Nevada, and Utah. ...

. This sandstone, which is the third-youngest stratum in the Grand Canyon, was deposited 265 million years ago as sand dunes. Below the Coconino Sandstone is reddish slope-forming, Permian

Hermit Formation The Permian Hermit Formation, also known as the Hermit Shale, is a nonresistant unit that is composed of slope-forming reddish brown siltstone, mudstone, and very fine-grained sandstone. Within the Grand Canyon region, the upper part of the ...

, which in turn overlays the Pennsylvanian-Permian

Supai Group The Supai Group is a slope-forming section of red bed deposits found in the Colorado Plateau. The group was laid down during the Pennsylvanian to Lower Permian. Cliff-forming interbeds of sandstone are noticeable throughout the group. The Su ...

. Further down are strata of the cliff-forming Mississippian

Redwall Limestone The Redwall Limestone is a resistant cliff-forming unit of Mississippian age that forms prominent, red-stained cliffs in the Grand Canyon, ranging in height from to . Lithology Redwall Limestone consists predominantly of light-olive-gray to ...

Cambrian The Cambrian Period ( ; sometimes symbolized C with bar, Ꞓ) was the first geological period of the Paleozoic Era, and of the Phanerozoic Eon. The Cambrian lasted 53.4 million years from the end of the preceding Ediacaran Period 538.8 million ...

Tonto Group The Tonto Group is a name for an assemblage of related sedimentary strata, collectively known by geologists as a ''Group'', that comprises the basal sequence Paleozoic strata exposed in the sides of the Grand Canyon. As currently defined, the T ...

, and finally

Proterozoic The Proterozoic () is a geological eon spanning the time interval from 2500 to 538.8million years ago. It is the most recent part of the Precambrian "supereon". It is also the longest eon of the Earth's geologic time scale, and it is subdivided ...

Unkar Group The Unkar Group is a sequence of strata of Proterozoic age that are subdivided into five geologic formations and exposed within the Grand Canyon, Arizona, Southwestern United States. The 5-unit Unkar Group is the basal member of the 8-member Gr ...

at creek level.N.H. Darton, ''Story of the Grand Canyon of Arizona'', 1917.

References

External links

* Weather forecast
National Weather Service
* Photo of northeast aspect of King Arthur Castle, Guinevere Castle, and Excalibur from Galahad Point
Mountainproject.com

Photo of King Arthur and Guinevere Castles
by

* Harvey Butchart photo
Arthur from Guinevere

King Arthur Castle photo
by Harvey Butchart {{Geology of the Grand Canyon area, , state=collapsed Grand Canyon Landforms of Coconino County, Arizona Mountains of Arizona Mountains of Coconino County, Arizona North American 2000 m summits Colorado Plateau Grand Canyon National Park Sandstone formations of the United States Grand Canyon, North Rim Grand Canyon, North Rim (west)

History

Geology

See also

References

External links