Tucson, located in the state of Arizona, is referred to as 'Tucson' according to foreign language transcription, but locally it is pronounced 'Tucsan'.

The city's population is about 540,000, and when including the surrounding metropolitan area, it reaches approximately 1.01 million, making it the second-largest city in Arizona after Phoenix. Administratively, it serves as the seat of Pima County and plays a central role in southern Arizona.

Tucson is located about 185 km south of Phoenix and is only 98 km from the Mexican border, allowing for a strong influence of Mexican culture in the city. Thus, it has a dual cultural characteristic where both English and Spanish can be heard, and Mexican cuisine and traditions are integrated throughout the city. The name Tucson originally comes from the O'odham language, meaning "at the base of the black mountain," derived from Cuk Ṣon. In fact, Tucson is a basin city surrounded by mountains, making the name quite fitting.

Historically, Tucson is one of the last cities to be incorporated into the mainland United States. It transitioned from Mexico to American territory through the Gadsden Purchase in 1853, which can be seen as the final piece of the puzzle for mainland expansion. Following this, it began to develop into a Western-style city due to the activities of Jesuit missionaries, and today, the city still retains traces of Spanish colonial architecture and missionary influences. Old church buildings and mission-style structures are major attractions for tourists.

Although Tucson is in the middle of the desert, the surrounding mountain ranges create unique landscapes. To the north lies the Santa Catalina Mountains, to the west the Tucson Mountains, and to the south the Santa Rita Mountains, giving it a feel of a natural fortress. Particularly, Saguaro National Park is a symbolic place of Tucson, where one can see the world-famous giant cactus 'Saguaro' up close. This cactus represents Arizona, and visitors to Tucson often take photos in this park.

The city's climate is typically desert-like, with hot summers but relatively mild winters, attracting many retirees. Compared to Phoenix, the summer heat is somewhat less intense, and with an elevation of about 700 meters, it is considered one of the more livable desert cities. In winter, the warm and dry weather draws many people fleeing from the snow-covered northern regions, making Tucson a popular city for seasonal residents known as 'snowbirds'.

Economically, Tucson is based on military, education, and high-tech industries. Notably, the University of Arizona is located here, significantly influencing the city's atmosphere. The university plays a major role not only in education and research but also in sports, contributing to Tucson's vibrancy and youthful energy. Another important pillar is Davis-Monthan Air Force Base, which provides many jobs related to the military industry. Additionally, sectors such as defense, mining, and solar energy research support the city's economy.

Tucson is also culturally rich. Due to its geographical proximity to Mexico, its food culture has flourished, and in 2015, it was designated a 'Creative City of Gastronomy' by UNESCO. A variety of traditional Mexican dishes such as tacos, enchiladas, and tamales, as well as fusion cuisine born from the blend of Mexican and American cultures, can be enjoyed.

Moreover, the annual Tucson Gem & Mineral Show is the largest gem and mineral fair in the world, attracting merchants and tourists from around the globe. During this period, the entire city comes alive, with hotels and restaurants bustling and the streets filled with a festive atmosphere.

In summary, Tucson is not just a simple desert city but an attractive place where history, culture, nature, and modern industry harmoniously coexist.

Traces of Native American and Spanish colonial eras coexist, creating a unique identity that blends American and Mexican cultures. With its beautiful natural environment, mild climate, and educational and industrial infrastructure, it has established itself as an appealing place to live and visit. While Phoenix is the largest and most glamorous city in Arizona, Tucson can be seen as a city that retains a slightly more relaxed and traditional charm.