• Tucson
  • Altay Prefecture

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.

Altay region, one of the five regions of Xinjiang Uygur Autonomous region, is under the jurisdiction of Yili Kazakh Autonomous Prefecture and is based in Altay City. Located in the north of Xinjiang, bordering Russia, Kazakhstan and Mongolia; the landforms are complex and diverse, dry and hot in summer and cold in winter; the total area is 117989.21 square kilometers, under the jurisdiction of six counties and one city; the total population in 2017 is 671616. Altay region is the only area bordering Russia in northwest China, and it is an important node city of the Silk Road Economic Belt and Xinjiang participating in the construction of China-Mongolia-Russia Economic Corridor; it has four national land ports; it is a relatively abundant water area in Xinjiang and is known as the "water tower" in northern Xinjiang; it is one of the six major forest areas in China, and it has been identified by the State Council as the ecological functional area of mountain grassland with water conservation. twenty
Travel Notes In Altay Prefecture
Twenty thousand miles north and south of Tianshan Mountains (1)
From July 6th to 28th, eight friends from four families were invited to drive two cars, driving more than 11,500 kilometers, and completed a trip acro
Keketuohai, the second largest cold pole in China, becomes a fairy tale in autumn
The early autumn of Keketuohai is dreamy and colorful. Walking in the depths of the birch forest, the Irtysh River shone with a sapphire-like deep lus
Car rental self-driving tour in Xinjiang (16 days)
20220628 (D1 day) flight to Urumqi, Xinjiang, overnight stay at Vienna Hotel on Beijing Road, Urumqi. 20220629 (D2 day) 9:00 am depart for Altay regio
Xinjiang, a place to travel alone to cure my depression (Great geography in northern Xinjiang, humanities in southern Xinjiang) 11 days
I have fantasized about going to Xinjiang many times, because it is so beautiful, and then this little dream was finally no match for the persecution