• Tucson
  • Luo Ping County

Tucson (/ˈtuːsɒn, tuːˈsɒn/; Spanish: Tucson, O'odham: Cuk-Ṣon) is a city in and the county seat of Pima County, Arizona, United States, and is home to the University of Arizona. It is the second largest city in Arizona behind Phoenix, with a population of 542,629 in the 2020 United States census, while the population of the entire Tucson metropolitan statistical area (MSA) is 1,043,433. The Tucson MSA forms part of the larger Tucson-Nogales combined statistical area (CSA). Both Tucson and Phoenix anchor the Arizona Sun Corridor. The city is 108 miles (174 km) southeast of Phoenix and 60 mi (97 km) north of the U.S.–Mexico border. Tucson is the 34th largest city and the 53rd largest metropolitan area in the United States (2014).

Major incorporated suburbs of Tucson include Oro Valley and Marana northwest of the city, Sahuarita south of the city, and South Tucson in an enclave south of downtown. Communities in the vicinity of Tucson (some within or overlapping the city limits) include Casas Adobes, Catalina Foothills, Flowing Wells, Midvale Park, Tanque Verde, Tortolita, and Vail. Towns outside the Tucson metro area include Benson to the southeast, Catalina and Oracle to the north, and Green Valley to the south.

Tucson was founded as a military fort by the Spanish when Hugo O'Conor authorized the construction of Presidio San Agustín del Tucsón in 1775. It was included in the state of Sonora after Mexico gained independence from the Spanish Empire in 1821. In 1853, the United States acquired a 29,670 square miles (76,840 km2) region of present-day southern Arizona and southwestern New Mexico from Mexico under the Gadsden Purchase. Tucson served as the capital of the Arizona Territory from 1867 to 1877. Tucson was Arizona's largest city by population during the territorial period and early statehood, until it was surpassed by Phoenix by 1920. Nevertheless, population growth remained strong during the late 20th century. In 2017, Tucson was the first American city to be designated a "City of Gastronomy" by UNESCO.

Luoping County is one of the counties under the jurisdiction of Qujing City, Yunnan Province, with a width of 75 kilometers from east to west, 99 kilometers from north to south, and an area of 3116 square kilometers. Luoping County is conveniently located, 207 kilometers west of Kunming, 120 kilometers north of Qujing City, 86 kilometers east of Xingyi City, Guizhou Province, and 156 kilometers south of Xilin County of Guangxi Zhuang Autonomous region. Luoping County, with a population of 540000 in 2010, has jurisdiction over 3 streets, 4 towns and 6 townships. In 2013, Luoping County's GDP was 13.5 billion, ranking 22nd among all cities and counties in Yunnan Province. Luoping County has won city business cards such as "National Top 100 Tourism County", "National Advanced Grain production County", "National largest Tobacco production County", "National civilized County" and so on. Reconfirm the national health county (township) in 2018.
Travel Notes In Luo Ping County