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.
Nie Rong County is under the jurisdiction of Naqu City, Tibet Autonomous region, located in the northern part of the Tibet Autonomous region, the southern foot of Tanggula Mountain, located in the hinterland of the Qinghai-Tibet Plateau and on the border with Qinghai Province. The terrain is high in the northwest and low in the southeast. The average elevation is about 4700 meters. The territory has undulating mountains and vertical and horizontal gullies, some peaks in the northwest are covered with snow all the year round, the relative height difference between the central and southern peaks is large, and the low mountains and hills are scattered with valleys. Nie Rong County has jurisdiction over 1 district, 9 townships and 173 villages. It covers an area of 14540 square kilometers, of which the available grassland area is 18 million mu. The financial revenue of the county reached 1.2 million yuan in 2003, an increase of 53000 yuan over 2002, with a total population of 30, 000 (2003). On February 6, 2019, the people's Government of the Tibet Autonomous region decided to withdraw Nierong County from the poverty-stricken county.