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.
Xixia District is a municipal district of Yinchuan City, Ningxia Hui Autonomous region, which is located in the west of Yinchuan City. Its geographical coordinates are 105 °49 "106 °18" east longitude and 38 °08 "38 °52 'north latitude. Xixia District starts from Baolan Railway in the east to the axis of Helan Mountain pass (Ningmeng boundary) in the west, Yongning County in the south and Helan County in the north, with a total area of 1129.3 square kilometers, which is the largest of the three municipal districts in Yinchuan. Xixia District has jurisdiction over 2 towns and 7 streets. As of 2013, there were 240000 people in Xixia District. In 2013, Xixia District achieved a GDP of 25.108 billion yuan. Xixia District has Baisikou Twin Towers, Rolling Zhongkou, Helan Mountain Rock painting Scenic spot, Xixia King Mausoleum and other scenic spots. In September 2019, it was selected into the first batch of national global tourism demonstration zones.