Arts Council kicks off mountainside music series in Big Sky. The Arts Council of Big Sky is pleased to announce another incredible summer of Music in the Mountains at Center Stage in Len Hill Park. Beginning June 23rd and running through September 8th, there will be 15 free events, including 12 Thursday night concerts, the annual fourth of July Celebration, the 11th annual Bravo! Big Sky Classical Music Festival and a performance from Montana Shakespeare in the Parks. All of these performances are free and open to the public.