You might want to spend some time browsing the exhibits at Museum of Pacific Fleet, Soviet Submarine S-56, or Vladimir K. Arseniev Museum of Far East History. Pokrovsky Cathedral, Svetlanskaya Street, and Vladivostok Fortress are notable landmarks to explore if you're in the area. You can watch performances at Primorsky Krai Academic Drama Theatre Gorky, Krai Primorsky Puppet Theater, and Pygmalion Fashion Theater if you're interested in local theater.