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.
Turpan, a prefecture-level city under the jurisdiction of Xinjiang Uygur Autonomous region, located in the middle of the autonomous region, is an olive-shaped intermountain basin in the east of Tianshan, surrounded by mountains on all sides, belonging to a typical continental warm temperate desert climate; it has jurisdiction over one district and two counties with a total area of 69713 square kilometers and a total population of 637300 in 2017. Located in the hinterland of Eurasia, Turpan is the gateway to Urumqi and an important transportation hub for the new Silk Road and Eurasian Continental Bridge. Lanxin Railway and Nanjiang Railway meet here and form a three-dimensional transportation system of "highway, railway and aviation" with Turpan airport and G30 line. It has the location and convenient transportation advantages of "connecting north and south, east to west, west to east", and realizes the regional economic integration of Wutu.