History of Tucson, Arizona
Tucson is the seat of Pima County, Arizona located 118 miles southeast of Phoenix, Arizona and 60 miles (98 km) north of the Mexican border. As of July 1 2005, a Census Bureau estimate put the city's population at 515,526, with a metropolitan area population at 946,362 as of 2006. In 2005, Tucson ranked as the List of United States cities by population|32nd-largest city and List of United States metropolitan areas|52nd-largest metropolitan area in the United States. It is the largest city in southern Arizona and the second largest in the state after Phoenix.
Major incorporated suburbs of Tucson include Oro Valley and Marana, Arizona|Marana northwest of the city, South Tucson and Sahuarita, Arizona south of the city. Communities in the vicinity of Tucson (some within or overlapping the city limits) include Casas Adobes, Arizona, Casas Adobes, Catalina, Catalina Foothills, Flowing Wells, Arizona|Flowing Wells, Green Valley, Arizona|Green Valley, Marana, Arizona|Marana, Tanque Verde, New Pascua, and Vail, Arizona.
The name Tucson originates via Spanish language roughly, "chuk shon"), meaning "Black Base," a reference to the mostly volcanic mountains on the west side of the city. The most notable of these mountains is Sentinel Peak (Arizona), better known as "A Mountain" because it sports a large letter A in honor of the nearby University of Arizona, situated in west central Tucson. Tucson is sometimes referred to as "The Old Pueblo."
