Bolshoi Ballet artistic director Sergei Filin addresses the media during a meeting at the Bolshoi Theater. Filin was nearly blinded last year in an acid attack masterminded by one of the company's dancers. Alexander Zemlianichenko/AP hide caption

itoggle caption Alexander Zemlianichenko/AP

Bill "Bojangles" Robinson and Shirley Temple perform their famous stair dance in the 1935 film The Little Colonel. AP hide caption

itoggle caption AP

Jennifer Holliday at NPR headquarters in Washington, D.C. Amy Ta/NPR hide caption

itoggle caption Amy Ta/NPR

A couple takes to the floor in Harmon, W.Va., in 2012. West Virginia is trying to revitalize its square-dance tradition. Jessie Wright-Mendoza for NPR hide caption

itoggle caption Jessie Wright-Mendoza for NPR