• Tucson
  • Chongqing,Chungking

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.

Chongqing is referred to as "Chongqing". It is a provincial administrative region, the only municipality directly under the Central Government in the central and western regions, national central cities, metropolises, international metropolises, economic, financial, scientific and technological innovation, shipping, trade and logistics centers in the upper reaches of the Yangtze River, an important strategic fulcrum for the large-scale development of the western region, an important connection between "Belt and Road Initiative" and the Yangtze River economic belt, as well as inland open highlands, beautiful mountains and rivers,
Airport In Chongqing,Chungking - Chongqing Jiangbei International Airport
Chongqing Jiangbei International Airport (Chongqing Jiangbei International Airport, IATA: CKG, ICAO: ZUCK), located in Lianglu Street, Yubei District, Chongqing, China, 19 kilometers from the city center, is a 4F civil international airport.   It is one of the eight major regional hub airports in China;    It is an air port that implements a 144-hour transit visa-free policy.  
Chongqing Jiangbei International Airport was officially completed and opened to traffic on January 22, 1990, and was named Chongqing Jiangbei Airport; it was renamed Chongqing Jiangbei International Airport in 1998; the second phase of expansion was completed in October 2005; the third phase of expansion was completed in December 2010; in 2017 The fourth phase of expansion was completed in August.      In November 2020, the T3B terminal and the fourth runway project officially started.  
According to information in May 2022, Chongqing Jiangbei International Airport has three terminal buildings, namely T1, T2 (domestic) and T3A (domestic and international), with a total of 737,000 square meters;   There are three runways with lengths of 3,200 meters, 3,600 meters, and 3,800 meters; the apron is 1.66 million square meters, with 209 seats,     The cargo area is 230,000 square meters; it can guarantee an annual passenger throughput of 45 million person-times, a cargo and mail throughput of 1.1 million tons, and an aircraft take-off and landing of 373,000 sorties.     As of the end of 2018, a total of 329 domestic and international routes have been opened, covering 203 cities.  
In 2021, Chongqing Jiangbei International Airport will handle 35.7663 million passengers, a year-on-year increase of 2.4%; cargo and mail throughput will be 476,700 tons, a year-on-year increase of 15.9%; aircraft movements will be 280,600, a year-on-year increase of 2.2%; 4. 8th and 6th.  
When the T3A terminal of Chongqing Jiangbei International Airport is opened, T1 will be suspended. Except the domestic flights of West Air, Sichuan Airlines, China Airlines, Spring Airlines, Jiuyuan Airlines, Guilin Airlines, Longjiang Airlines, Qingdao Airlines, Donghai Airlines, Changan Airlines, Suparna Airlines, and Lucky Air operate at T2   , and the rest of the airlines' flights will be moved to T3A.   In addition, the airport has opened a free shuttle bus that circulates between the three terminals.  
Travel Sights In Chongqing,Chungking
Travel Notes In Chongqing,Chungking
Travel Asks In Chongqing,Chungking
Travel Asks In Chongqing,Chungking