• Tucson
  • Linyou 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.

Linyou County, which belongs to Baoji City, Shaanxi Province, is located in the northeast of Baoji City. It is a summer resort for officials of the Sui and Tang dynasties. It is named after Sui Yining's Qilin tour in the first year. It is located in the hilly and gully region of Weibei Arid Plateau in the east, Yongshou and Qianxian in the east, Qianyang and Fengxiang in the west, Fufeng and Qishan in the south, Yibin County in the north and Lingtai County in Gansu Province. It is between 107o 19mm east longitude 108o 2m, north latitude 34o 33km, with a total area of 1740 square kilometers. Linyou County is located on the Loess Plateau. After entering the country from the southwest, the remaining veins of Qianshan are branched near the two pavilions, the north branch is called Page Ridge, and the south branch is called Fengshan and Qishan. The main rivers are Qishui River, Jiufang River, Liangting River, Puhua River and so on. The annual precipitation is 640.4 mm and the average annual temperature is 9.2 ℃. Provincial highway Feng (Xiang) Ling (Taiwan), Xinxi (
Travel Guides In Linyou County
Travel Sights In Linyou County
Travel Notes In Linyou County
Travel Asks In Linyou County
Travel Asks In Linyou County