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.
Golmud, a county-level city under the jurisdiction of Qinghai Province, is administered by Haixi Mongolian and Tibetan Autonomous Prefecture and is located in the central and western part of Qinghai Province and the hinterland of the Qinghai-Tibet Plateau. The topography of the area is complex and can be divided into two parts: the basin plateau and the northern foot of Tanggula Mountains. It is a typical plateau continental climate; the total area is 118954.18 square kilometers, with 5 streets, 2 towns and 2 townships; in 2017, there are 27 ethnic minorities with a resident population of 240494. "Golmud" is transliterated in Mongolian and translated as Gaolumsi, Guoliang and Garmu, meaning "a place with dense rivers". Golmud is a strategic fortress connecting Tibet, Xinjiang and Gansu and a transportation hub in western China. Qinghai-Tibet, Qingxin and Dunge highways meet here; the Qinghai-Tibet Railway has been opened to traffic; there are the headwaters of the Yangtze River and ten thousand