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.
Ziyang, a prefecture-level city in Sichuan Province, Ziyang County under the jurisdiction of ancient Zizhou (current capital), ancient writers Kui Hong, Dong Jun and Wang Bao are also known as the "three sages of Ziyang". Lezhi is the hometown of Marshal Chen Yi, the founding father of the country. It is located in the middle of Sichuan Basin, adjacent to the Neijiang River in the south, Chengdu and Deyang in the north, Chongqing and Suining in the east and Meishan in the west. It is the only regional central city in Sichuan Province that connects the "double core" of Chengdu and Chongqing at the same time. Ziyang County in the Western Han Dynasty in 135 BC, followed by states and counties, has a history of more than 2100 years. 35000 years ago, the ancient "Ziyang people" opened the history of human civilization in Sichuan. On February 26, 1998, Ziyang District was established with the approval of the State Council, and on June 14, 2000, Ziyang District was abolished with the approval of the State Council.