Within the framework of II International Siberian Ballet Festival the Bolshoi Ballet, accompanied by the Bolshoi Theatre orchestra (conductor Igor Dronov), is going to perform on the stage of the Novosibirsk State Academic Opera and Ballet Theatre one-act ballets Russian Seasons (vocal part — Yana Ivanilova) and In the Upper Room (10 and 11 May). The same program will be performed on the stage of the Perm Tchaikovsky Opera and Ballet Theatre within the framework of International Festival Dyagilev seasons: Perm — St.Petersburg — Paris (15 May).