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.
Qianxian County is a county under the jurisdiction of Xianyang City, Shaanxi Province, under the jurisdiction of 16 towns, with a total area of 1002.71 square kilometers. It is located in the deputy core of Guanzhong-Tianshui Economic Zone, adjacent to Yangling National Agricultural High-tech Industry demonstration Zone and the industrial town of Baoji. It is 60 kilometers east from the provincial capital Xi'an, 35 kilometers from Xi'an Xianyang International Airport, 30 kilometers south from the Longhai Line, 312 National Highway, 108 National Highway, Fuyin Expressway and Xiping Railway. Qianxian County was called Haoyi at the time of the Yellow Emperor, and it was a place of worship to heaven. The Xia Dynasty was the territory of Yongzhou, the Shang Dynasty was the land of Qi and Zhou, and the Spring and Autumn and warring States period belonged to Qin. Tang Zhaozong Qianning two years (895) to Fengtian County to buy Qianzhou. In 1913, Qianzhou was changed into Qianxian County. Qianxian is also a famous historical and cultural city in Shaanxi Province. Tang Gaozong Li Zhi and Wu Zetian, the only female emperor in Chinese history, were buried together.