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.
Xianning, a prefecture-level city in Hubei Province, is located in the southeast of Hubei Province, on the south bank of the middle reaches of the Yangtze River, bordering Hunan and Jiangxi. Known as "the south gate of Hubei", it is an important member of the Wuhan urban circle and the urban agglomeration in the middle reaches of the Yangtze River; mild climate, abundant precipitation, sufficient sunshine, four distinct seasons, long frost-free period; the terrain is high in the south and low in the north; under its jurisdiction: Xianan District, Tongcheng County, Tongshan County, Jiayu County, Chongyang County, Chibi City. The total population in 2017 is 2.5351 million. Xianning has won the China Human settlement Environment Model Award, the most suitable human settlement city in China, the charming city in China, the hot spring city in China, the ten most growing and innovative cities in China, and the second batch of renewable energy building application demonstration cities in China. Hubei Province, the first batch of low-carbon economy pilot cities, the first batch of national tourism standardization cities, national forest cities.