An oasis in the Sonoran desert plain, Tucson, Arizona, is a haven for residents and a year-round wonderland for tourists. Tucson’s picturesque beauty belies its growing high-tech industry and its nickname as “Optics Valley.” Nestled amongst five mountain ranges (the Tucson Mountains, Rincon Mountains, Santa Rita Mountains, Tortolita Mountains, and Santa Catalina Mountains), Tucson is […]