You'll want to browse the collections at Russian State Museum of the Arctic and Antarctic, Dostoyevsky Museum, and Faberge Museum. Sights like Saint Alexander Nevsky Monastery, Tauride Palace, and Bolshoi Saint Petersburg State Circus are must-sees while exploring the area. You can watch performances at Oktyabrskiy Big Concert Hall, Leningrad Center, and Alexandrinsky Theatre if you're interested in local theater.