Azerbaijani musicians will perform at the International Caspian Classical Music Festival OperaFirst to be held in Astrakhan, Russia, on September 2-11, Azernews reports. Soloists from Russia, Azerbaijan, Iran, Turkmenistan, and Kazakhstan will perform at the festival as part of the national project Culture. The festival program will continue with the Days of the Caspian countries, where guests will be able to get acquainted with the culture of each state.