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.
Huangzhou District, which belongs to Huanggang City, Hubei Province, is an important part of Wuhan City Circle. It is located in the eastern part of Hubei Province, at the southern foot of the Dabie Mountains, and on the north bank of the middle reaches of the Yangtze River. It is the political, economic and cultural center of Huanggang City, facing Ezhou City across the river. It's only an hour's drive from Wuhan. By 2015, the region had jurisdiction over three towns, one township, four streets and one economic development zone. By 2016, the region had a total population of 400000 people and an area of 353square kilometers. The topography of Huangzhou District is high in the northeast and low in the south and west. It is a river alluvial zone, dominated by plains, hills and hills, and has many lakes. The climate of Huangzhou area belongs to subtropical monsoon climate. There are more than 20 lakes and reservoirs in Huangzhou District, such as Caijiatan, Yujiatan, Baitan Lake, Yiai Lake, Happiness Reservoir and so on. There are Dongpo Chibi, Yuwangcheng and Anguo in the area.