You might want to spend some time browsing the exhibits at Omsk State Dostoevsky Literary Museum, Omsk District Museum of Visual Arts, or Omsk State History Museum. Omsk Fortress, Batushkin Mansion, and Municipal Museum of Theatrical Arts are landmarks that you won't want to miss. You can watch performances at Omsk State Drama Theatre, Omsk State Puppet Theater, and Dramatic Lyceum Theatre if you're interested in local theater.