• Tucson
  • Longde

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.

Longde County, which belongs to Guyuan City, Ningxia Hui Autonomous region, is located at the western foot of Liupan Mountain and the southern border of Ningxia. It lives in the capital cities of Yinchuan, Xi'an and Lanzhou. 312 National Highway runs through the east and west, and Qinglan Expressway passes through the border. Between latitude 35 °21-#39;-35 °47-#39; and longitude 105 °48-#39;-106 °15-#39;. East Guanshan, west overlooking Hetao, south Qinzhou, north Ningshuo; lapel belt Qinliang, support Xifu, known as "Guanlong lock key". It is 47 kilometers from north to south and 41 kilometers from east to west, and the county covers an area of 985 square kilometers. As of 2018, it has jurisdiction over 10 townships and 3 towns with a total population of 175392. The county government is stationed in Chengguan Town. As of 2
Travel Notes In Longde
Damei Longde County 1-day tour, here are the memories of Longde that you can't miss~
Introduction to Longde County Longde County is located at the western foot of Liupan Mountain and the southern border of Ningxia. It belongs to Guyua
Liupanshan Red Army Long March Scenic Spot to play and share, friends who want to come suggest collection
Share a travel guide for the Long March of the Red Army in Liupanshan, and use your personal experience to save you from detours~ Friends who plan to
Eating in Lund, must-eat food recommendations when you come to Lund, if you don’t eat, you will be in vain!
Foreword: Going to a place will leave you with memories not only of the warm wind, lovely people, beautiful scenery, but also the delicious local foo