The Knoxville Opera (www.knoxvilleopera.com [1]) offers four performances annually at the Tennessee Theatre [2] in downtown Knoxville [3]. The opera also organizes the Rossini Festival [4], an Italian street fair, every spring.
The Appalachian Ballet Company (865/982-8463, www.appalachianballet.com [5]) is a regional dance group chartered in 1972. The company puts on three performances each year, including a holiday production of The Nutcracker.
Circle Modern Dance (www.circlemoderndance.com [6]) is a grassroots dance group founded in 1990 to provide an alternative to mainstream dance performances. They offer classes and occasional shows.
Links:
[1] http://www.knoxvilleopera.com
[2] http://www.moon.com/destinations/tennessee/knoxville/entertainment/arts-venues
[3] http://www.moon.com/destinations/tennessee/knoxville
[4] http://www.moon.com/destinations/tennessee/knoxville/entertainment/events/spring
[5] http://www.appalachianballet.com
[6] http://www.circlemoderndance.com