| Guinevere Castle | |
|---|---|
 King Arthur Castle, Guinevere Castle, and Dox Castle from the west. | |
| Highest point | |
| Elevation | 7,281 ft (2,219 m)[1] |
| Prominence | 341 ft (104 m)[1] |
| Parent peak | King Arthur Castle (7,344 ft)[1] |
| Isolation | 0.45 mi (0.72 km)[1] |
| Coordinates | 36°15′35″N 112°15′57″W / 36.2597825°N 112.2658488°W[2] |
| Geography | |
  Guinevere Castle Location in Arizona  Guinevere Castle Guinevere Castle (the United States) | |
| Country | United States |
| State | Arizona |
| County | Coconino |
| Protected area | Grand Canyon National Park |
| Parent range | Kaibab Plateau Colorado Plateau |
| Topo map | USGS King Arthur Castle |
| Geology | |
| Type of rock | limestone, sandstone, mudstone |
| Climbing | |
| First ascent | Puebloans[3] |
Guinevere Castle is a 7,281-foot-elevation (2,219 meter) summit located in the Grand Canyon, in Coconino County of northern Arizona, US.[2] It is situated one-half mile southeast of King Arthur Castle, one mile west of Excalibur, and 2.5 miles northeast of Evans Butte, within the Shinumo Amphitheater. Topographic relief is significant as it rises 5,000 feet (1,524 meters) above the Colorado River in 4.5 miles (7.2 km), and 2,600 feet above Gawain Abyss in one mile. According to the Köppen climate classification system, Guinevere Castle is located in a cold semi-arid climate zone.[4]
- ^ a b c d "Guinevere Castle – 7,344' AZ". Lists of John. Retrieved 2021-03-10.
- ^ a b "Guinevere Castle". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2021-03-10.
- ^ John Annerino, Hiking the Grand Canyon, 2017, Simon & Schuster, ISBN 9781510714984, page 73.
- ^ Peel, M. C.; Finlayson, B. L.; McMahon, T. A. (2007). "Updated world map of the Köppen−Geiger climate classification". Hydrol. Earth Syst. Sci. 11. ISSN 1027-5606.