Gergiev has also been innovative as far as Russian opera is concerned: in 1989, there was an all-Mussorgsky festival featuring the composer's entire operatic output. Similarly, many of Prokofiev’s operas were presented from the late 1990s. Operas by non-Russian composers began to be performed in their original languages, which helped the Opera Company to incorporate world trends. The annual international "Stars of the White Nights Festival" in Saint Petersburg, started by Gergiev in 1993, has also put the Mariinsky on the world’s cultural map. That year, as a salute to the imperial origins of the Mariinsky,