• Tucson
  • Tongjiang 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.

Tongjiang County, which belongs to Bazhong City, Sichuan Province, is located in the northeast of Bazhong City, located at the gap of Dabashan Mountain at the southern foot of the eastern section of Micang Mountain, with a total area of 4116.58 square kilometers. Belongs to the subtropical monsoon climate, the spring is warm and the autumn is cool, the summer is hot and the winter is cold, the precipitation is concentrated, the rain is hot in the same season, four distinct seasons, the annual average temperature is 13.9 ℃. As of 2017, 34 townships and 3 state-owned forest farms in Tongjiang County are bordered by 40 townships in seven neighboring counties and cities. The county government is stationed in Nuojiang Town. As of 2017, the total registered population of Tongjiang County is 735400. Song Qiande four years Dongba County into Tongjiang County, five years Guangna County into Tongjiang County. Yuan reset Tongjiang County, belongs to Bazhou, Ming because of it.
Travel Guides In Tongjiang County
Travel Sights In Tongjiang County
Travel Notes In Tongjiang County