Study the collections at Grand Maket Russia Interactive Museum, Dostoyevsky Museum, or Russian State Museum of the Arctic and Antarctic. While you're exploring, swing by Narva Triumphal Arch, Bryantsev Youth Theatre, and Saint Alexander Nevsky Monastery to learn a bit about the area. You can catch a show at Mariinsky Theatre, Alexandrinsky Theatre, and Oktyabrskiy Big Concert Hall.