Phoenix (/ˈfiːnɪks/ FEE-niks; Navajo: Hoozdo; Spanish: Fénix or Fínix,[citation needed] Walapai: Banyà:nyuwá) is the capital and most populous city of the U.S. state
of Arizona, with 1,608,139 residents as of 2020. It is the fifth-most populous city in the United States, and the only U.S. state capital with a population of more than one million residents.
Phoenix is the anchor of the Phoenix metropolitan area, also known as the Valley of the Sun, which in turn is part of the Salt River Valley. The metropolitan area is the 11th largest by population in the United States, with approximately 4.85 million people as of 2020. Phoenix, the seat of Maricopa County, has the largest area of all cities in Arizona, with an area of 517.9 square miles (1,341 km2), and is also the 11th largest city by area in the United States. It is the largest metropolitan area, both by population and size, of the Arizona Sun Corridor megaregion.
Dege County, which belongs to Ganzi Tibetan Autonomous Prefecture of Sichuan Province, is located in the northwest of Ganzi Tibetan Autonomous Prefecture, between longitude 98 °12 "98 °41" east and latitude 31 °24 "32 °43 'north, adjacent to Ganzi County in the east, Baiyu County in the south, Jiangda County in Tibet across the Jinsha River in the west, and Shiqu County in the north, located in the upper reaches of Jinsha and Yalong River. The total area of the county is 11025.24 square kilometers. The 317 line of Sichuan-Tibet Highway runs through the county seat and some districts and townships. Qiershan pass is 5050 kilometers above sea level, which is known as "the highest in Sichuan and Tibet and the first risk in Sichuan and Tibet". The county seat is 588 kilometers away from the state capital Kangding and 954 kilometers away from the provincial capital Chengdu. As of 2011, the registered population of the county was 83495. The government is stationed in Gengqing town. At the end of 2010, domestic students in Dege County