• Tucson
  • Huixian 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.

Huizhou County, which belongs to Longnan City, Gansu Province, gets its name because of the Huishan station under the northern corner of the city. It is located in the southeast of Gansu Province and the northeast of Longnan City. It is located at the southern foot of the Qinling Mountains and the Huicheng basin in the Qinba Mountains in the upper reaches of the Jialing River. It is bordered by Tianshui City to the north, Liangdang County to the east, Liancheng County to the west, and Lueyang County, Hanzhong City, Shaanxi Province in the southeast. Huixian County has jurisdiction over 13 towns, 2 townships, 213 villages and 10 communities, with a total area of 2722.9 square kilometers and a total population of 223500 (2015). Huixian is known as "Longshang Xiao Jiangnan", with a warm and humid climate, hills and basins, and there are scenic spots such as Santan Scenic spot, Jialing River rafting, Qingniling and other scenic spots in Huizhou County. Famous specialty products are walnut, ginkgo biloba, Langya honey, kiwifruit,
Travel Guides In Huixian County
Travel Notes In Huixian County