Arizona is a state located in the southwestern region of the United States. It is the sixth largest state in the country and is known for its diverse geography, including the Grand Canyon, deserts, and mountains. The state has a population of over 7 million people and is home to several major cities, including Phoenix, Tucson, and Mesa. Arizona is also known for its rich Native American history and culture, with 22 federally recognized tribes residing within the state. The economy of Arizona is driven by industries such as tourism, healthcare, and technology. The state is also home to several prestigious universities, including Arizona State University and the University of Arizona.