You might want to spend some time browsing the exhibits at Kaliningrad Regional Museum of History and Arts, Bunker Museum, or B-413 Submarine Museum. Timber Bridge, Honey Bridge, and Ruins of Koenigsberg castle are well-known local landmarks worth a visit. You can check out the local talent at Kaliningrad Regional Drama Theatre, Kaliningrad Regional Musical Theatre, and Kaliningrad Regional Philharmonic Hall.