You might want to spend some time browsing the exhibits at Sochi Maritime Terminal, V.V. Barsova Dacha Museum, or Nikolai Ostrovsky Literature Memorial Museum. Stalin's Villa, N. Ostrovskiy Literary Memorial Museum, and Museum of Sochi Sport Honour are well-known local landmarks worth a visit. You can watch performances at Winter Theatre, Festival Concert Hall, and Hall of Organ and Chamber Music if you're interested in local theater.