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.
Yuncheng District, which belongs to Yunfu City, is located in the central and western part of Guangdong Province, on the south bank of the middle reaches of the Xijiang River, high in the southwest and low in the northeast, bordering Zhaoqing in the east, Yunan District in the west, Xinxing County in the south and Xijiang in the north. Jurisdiction over 4 streets and 4 towns. By the end of 2018, the total population of the region will be 350000, including more than 55000 compatriots from Hong Kong, Macao and Taiwan and overseas Chinese living overseas. The 324 National Highway and the Yunyao branch of Sanmao Railway crisscross. Yuncheng District has a superior geographical environment and belongs to the subtropical monsoon area with mild climate and abundant rainfall. The region is rich in mineral resources, known as "sulfur capital" and "hometown of dolomite". There are more than 50 kinds of proven mineral deposits, among which pyrite reserves and grade rank first in the world, and marble, granite and limestone reserves are also very large. Panlong Cave in the city is a provincial scenic spot.