C-189 Submarine Museum, Erarta Museum and Galleries of Contemporary Art, and Alexander Pushkin Museum and Memorial Apartment feature a variety of fascinating exhibits to see while you're in town. Explore landmarks like Yusupov Palace, St. Isaac's Cathedral, and Saint Petersburg Conservatory. You can check out the local talent at Mariinsky Theatre, Rimsky-Korsakov Conservatory, and Alexandrinsky Theatre.