Gergiev has traveled widely, taking the Kirov companies all over the world. He has conducted several Kirov productions, including Mussorgsky's Boris Godunov at the Théatre des Champs-Elysées in Paris and Borodin's Prince Igor at the Metropolitan Opera in New York. His subsequent engagements also included a production of Boris Godunov at the Met.Gergiev has led major opera companies and symphony orchestras around the world. Principal guest conductor of the Metropolitan Opera from 1997 to 2008, Gergiev was also principal conductor of the Rotterdam Philharmonic Orchestra until August, 2008. He has been in charge of numerous festivals, including the Rotterdam Philharmonic/Gergiev Festival, the Mikkeli International Festival in Finland, the Peace to the Caucasus Festival, and the Red Sea International Music Festival in Eilat, Israel. Gergiev's many CD and video recordings include the classical Russian opera repertoire; symphonic works by Rachmaninov, Shostakovich, and Borodin; as well as the complete Prokofiev piano concertos. In addition to these recordings, he has become an acclaimed interpreter of Western symphonic fare, notably in his cycle of Mahler symphonies for LSO Live. The Mariinsky label, founded in 2009, which features Gergiev 's performances with the theatre orchestra, includes operas from both the Russian and traditional repertoires.