• Tucson
  • Menyuan Hui Autonomous 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.

Menyuan Hui Autonomous County is located in the northeast of Qinghai Province, under the jurisdiction of Haibei Tibetan Autonomous Prefecture, in the east of Haibei Tibetan Autonomous Prefecture and adjacent to Gansu Province in the east and north. It is 150 kilometers away from the provincial capital Xining and 250 kilometers away from Haiyan County, the capital of Haibei Prefecture. The total area is 6896 square kilometers. Menyuan County was established in 1929, Menyuan Hui Autonomous region was established in 1953, and changed to Menyuan Hui Autonomous County in 1955. In 2013, the GDP of Menyuan Hui Autonomous County reached 292 million yuan. Hui is the main ethnic group, accounting for about 40% of the total population, as well as Han, Tibetan, Turkish, Mongolian, Salar and other ethnic groups. The total population is 155800 (2013). The original name of Menyuan County was "Xianyuan" (Xi, m é n). Because the writing of the word "Qing" was too complicated, it was unified and simplified.
Travel Guides In Menyuan Hui Autonomous County
Travel Notes In Menyuan Hui Autonomous County