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.
Yuxi City, a prefecture-level city under the jurisdiction of Yunnan Province, is located in the middle of Yunnan Province, with geographical coordinates between 23 °19 °N, 24 °53'N and 101 °16 °E, 103 °09'E. It borders Kunming, the provincial capital in the north, Puer City in the southwest, Honghe Hani and Yi Autonomous Prefecture in the southeast and Chuxiong Yi Autonomous Prefecture in the northwest, with a total area of 15285 square kilometers. The topography of Yuxi is high in the northwest and low in the southeast, with staggered distribution of mountains, valleys, plateaus and basins, with a maximum horizontal distance of 172km and a maximum vertical distance of 163.5 km. Most of the area is 1,500 meters above sea level. The annual average temperature is 16.4 ℃, the climate is three-dimensional and diverse, there is no severe cold in winter, there is no heat in summer, the four seasons are like spring, dry and wet. Yuxi is the hometown of Nie er, the hometown of clouds and smoke, the hometown of lanterns and the water town of the plateau.