• Tucson
  • Daying County,Suining City,Sichuan Province

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.

Daying County, which belongs to Suining City, Sichuan Province, is located in the middle of Sichuan Basin, west of the middle reaches of Fujiang River, between 30 °29mm north latitude 30 °44' and 105 °15km east longitude, with a total area of 703 square kilometers. Daying County is a subtropical humid monsoon climate zone with mild climate and four distinct seasons. As of 2018, Daying County has jurisdiction over 9 towns and 2 townships, and the county government is stationed in Penglai Town. By the end of 2017, Daying County had a registered population of 544000 and a resident population of 484500. In the first year of Qin II Hu Hai (209 BC), the county was under the jurisdiction of Yizhou, Guanghan County, Guanghan County and Yi County (Jianjiang Town, Santai County), while Daying County was under the jurisdiction of Yixian County. Suining City was established in 1985. Pengxi County belongs to Suining City, Sichuan Province. October 1997
Travel Guides In Daying County,Suining City,Sichuan Province
Travel Sights In Daying County,Suining City,Sichuan Province
Travel Notes In Daying County,Suining City,Sichuan Province