• Tucson
  • Shidian 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.

Shidian County, Xiazhong County, Baoshan City, Yunnan Province, is located in the western border of Yunnan Province, the east bank of Nujiang River, the south of Baoshan City, between 98 °54 miles east longitude and 25 °00 degrees north latitude, between Kuke River and Changning County in the east, Mengpolo as the boundary and Lincang City in the south, across the Nujiang River and Longling County in the west, and Longyang District in the north. The county seat is 60 kilometers away from Baoshan Municipal Government and 654 kilometers away from Kunming, the provincial capital. By the end of 2015, Shidian County has a total population of 344418, with a total area of 2009 square kilometers, and has jurisdiction over 5 towns and 8 townships, with the county government stationed in Dianyang Town. Shidian County belongs to the low-latitude mountain monsoon climate dominated by the middle subtropics, with an annual average temperature of 17.6 ℃. The topography of the territory belongs to the mountain canyon area on the tail wing of Nushan Mountain, which is generally high in the north and low in the south.
Travel Guides In Shidian County
Travel Sights In Shidian County
Travel Notes In Shidian County