The arts season is about to start in metropolitan areas across the country. Louisville Orchestra's(Sundays at 6 pm) Fanfara concert gala is set for September 3. The Milwaukee Symphony Orchestra (Fridays at 8 pm) performs Mozart's Requiem in October. Gustav Mahler is featured prominently in the New York Philharmonic's (Saturdays at 9 pm) new season. French actor Gérard Depardieu joins the Chicago Symphony Orchestra (Sundays at 9 pm) in a Berlioz Spectacular in September.The San Francisco Symphony Orchestrabegins its new season in September before launching a fall European tour later in the month.Meanwhile, Bernard Haitink returns to the Concertgebouw (Sundays at 4 pm) to lead the orchestra in three concerts in September. Symphonies by Beethoven and Mahler will be on the Berlin Philharmonic's bill with conductor Simon Rattle on Friday, August 27. And the season in Vienna began in full force this week.