Colorado Springs is a home rule municipality in, and the county seat of, El Paso County, Colorado, United States. It is the largest city in El Paso County, with a population of 478,961 at the 2020 United States Census, a 15.02% increase since 2010. Colorado Springs is the second-most populous city and the most extensive city in the state of Colorado, and the 40th-most populous city in the United States. It is the principal city of the Colorado Springs metropolitan area and the second-most prominent city of the Front Range Urban Corridor. It is located in east-central Colorado, on Fountain Creek, 70 miles (113 km) south of Denver.
Nanxian County, which belongs to Yiyang City, Hunan Province, is located in the border of Hunan and Hubei provinces and the hinterland of Dongting Lake area. Nanxian County is connected with Shishou, Public Security and Songzi in Hubei Province in the north, Anxiang and Hanshou counties in Changde City in the west, Huarong County in Yueyang City in the east, Yuanjiang City in Yiyang City in the south, and Datong Lake, Beizhouzi, Jinpan, Nanwan Lake and Qianshanhong in the southeast, which is one of the 36 border counties in Hunan Province. In 1988, Nanxian County was approved as a "revolutionary base county" by the State Council. The land area is 1321 square kilometers, with a total population of 794100 (2009). South County under the jurisdiction of 13 towns and 2 townships, there are Luowen Huahai graffiti Village, Dechang Park, Maocaojie Bridge, Nanzhou Square, Nanzhou National Wetland Park and other scenic spots. In 2016, the GDP of the whole county was realized.