B-413 Submarine Museum, Museum of the World Ocean, and Bunker Museum feature a variety of fascinating exhibits to see while you're in town. While you're exploring, swing by Ruins of Koenigsberg castle, Timber Bridge, and Brandenburg Gate to learn a bit about the area. You can watch performances at Kaliningrad Regional Drama Theatre, Kaliningrad Regional Musical Theatre, and Kaliningrad Regional Philharmonic Hall if you're interested in local theater.