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.
Lhasa, referred to as "La" for short, is the capital of China's Tibet Autonomous region, an international tourist city with plateau and ethnic characteristics, the political, economic, cultural, scientific and educational center of Tibet, and the holy place of Tibetan Buddhism. Located in the middle of the Tibetan Plateau, north of the Himalayas, 3650 meters above sea level (to prevent endogenous oxygen deficiency), is located in the valley plain of the middle reaches of the Lhasa River, a tributary of the Yarlung Zangbo River, which flows through it and flows into the Yarlung Zangbo River in the southern suburbs. Lhasa has sunny weather all year round, with little rainfall, no severe cold in winter, no heat in summer and pleasant climate. The sunshine time of the whole year is more than 3000 hours, which is known as "Sunshine City". Lhasa is rich in all kinds of resources, which has obvious resource advantages compared with other prefectures and cities in the country and the autonomous region. As the first batch of famous historical and cultural cities in China, La