The Great American Brass Band Festival is a one-of-a-kind event committed to preserving brass band music through performance and education. The Festival seeks to showcase diversity in brass through a variety of genres, presentations and performances. In addition, the Festival is committed to bringing the best brass musicians in the world to its stage. Patrons enjoy performances, free of charge, in historic downtown Danville, Kentucky. Slides Rule, a celebration of the trombone, serves as principal theme for the 24th annual Great American Brass Band Festival.