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.
Sichuan, referred to as Sichuan or Shu, is one of the 23 provinces in China, the capital of Chengdu. It is located in the inland of southwest China, bounded by 26 °03 north latitude 34 °19 miles north latitude and 97 °21 miles east longitude 108 °12 'east longitude, connecting Chongqing to the east, Yunnan and Guizhou to the south, Tibet to the west, Shaanxi, Gansu and Qinghai to the north. The geomorphology of Sichuan Province varies greatly from east to west, and the topography is complex and diverse. it is located in the transitional zone between the first Qinghai-Tibet Plateau and the second plain of the middle and lower reaches of the Yangtze River, which is located in the Chinese mainland topography. The topography is high in the west and low in the east. It is composed of mountains, hills, plain basins and plateaus. Sichuan Province has three major climates, namely, the humid climate in the middle subtropics of Sichuan Basin, the subtropical semi-humid climate in the mountains of southwest Sichuan, the alpine plateau climate in northwest Sichuan, and the overall pleasant climate.