A Community Treasure Since 1975 The Civic Orchestra of Tucson (COT), an all-volunteer symphony orchestra, is dedicated to enriching the cultural life of the greater Tucson area through its free concerts at various sites and using innovative ideas to provide music education opportunities for students. The Civic Orchestra of Tucson sponsors guest artists representing talented elementary, secondary, college-age and other musicians. COT is also committed to providing opportunities for adult avocational symphonic instrumentalists to utilize and improve their skills through performance in a symphonic group.