The black "gumbo" racing surface at the Knoxville Raceway yeilds fast side-by-side racing that will leave you speechless.  Two divisions of sprint cars compete for the checkered flag on Saturday night during the racing season.  And if you want some hands-on excitement try your driving skills at the Slideways Go-Kart track.  To learn about big car racing, plan a visit to the National Sprint Car Hall of Fame & Museum.