The Rialto Theatre in Deer Lodge is the cultural center of Powell County, Montana, a significant architectural structure in western Montana, and an important part of the daily lives of area residents. It is listed on the National Register of Historic Places and is an anchor of the downtown business district. As the only auditorium in the county the Rialto is used for all local school plays and concerts, dance recitals and comedy shows, community plays and repertory productions, conferences and civic events, affordable current movies on weekends, funerals and other events.