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.
Kashgar, one of the five regions of Xinjiang Uygur Autonomous region, is based in Kashgar. Surrounded by mountains on three sides and open on one side, it belongs to the warm temperate continental arid climate zone, with four distinct seasons and long light, with a total area of 162000 square kilometers, under the jurisdiction of 1 city and 11 counties, and a total population of 4.6497 million in 2017. The ancient Kashgar area is known as "Shule" and "Shu Fu", including ancient Shule (present-day Kashgar City, Shufu County, Shule County, Jiashi County), Puli (present-day Tashkurgan), Shacha, Yinai (present-day Yingjisha and Aktao), Wuhe House (present-day Tashkurgan), Xinight (present-day Yecheng) and other places. As the traffic hub of the ancient Silk Road, Kashgar is an international commercial port where Chinese and foreign businessmen gather, and it is also the only national historical and cultural city in Xinjiang.