You'll want to browse the collections at Russian State Museum of the Arctic and Antarctic, Dostoyevsky Museum, and Anna Akhmatova Museum at the Fountain House. Feodorovskoy Cathedral, Anichkov Palace, and Architect Rossi Street are notable landmarks to explore if you're in the area. You can watch performances at Oktyabrskiy Big Concert Hall, Leningrad Center, and Bryantsev Youth Theatre if you're interested in local theater.