Orchestra play in Krakow , Poland , to mark 70 years since outbreak of war . The Orchestra for Peace features 95 musicians from 35 countries , 12 orchestras . Russian conductor Mikhail ##ov , violinist Wolfgang Kuechl among biggest stars .
Orchestra play in Krakow , Poland , to mark 70 years since outbreak of WWII . World Orchestra for Peace features 95 musicians from 35 countries , 75 orchestras . Russian maestro Valery Gergiev , violinist Rainer Kuechl among biggest stars .