You might want to spend some time browsing the exhibits at Erarta Museum and Galleries of Contemporary Art, C-189 Submarine Museum, or Pushkin Flat-Museum. Menshikov Palace, Russian Admiralty, and St. Isaac's Cathedral are monuments to see when you're exploring the area around St. Petersburg Academy of Fine Arts. You can watch performances at Mariinsky Theatre, Alexandrinsky Theatre, and Oktyabrskiy Big Concert Hall if you're interested in local theater.