Russian Vodka Museum, C-189 Submarine Museum, and Erarta Museum and Galleries of Contemporary Art feature a variety of fascinating exhibits to see while you're in town. Sights like Yusupov Palace, Mariinsky Palace, and St. Isaac's Cathedral are must-sees while exploring the area. You can watch performances at Mariinsky Theatre, Arkady Raykin Variety Theater, and Tovstonogov Bolshoi Drama Theater if you're interested in local theater.