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