You might want to spend some time browsing the exhibits at Museum of the History of the East-Siberian Railway, Baikal Museum or Sukachev Fine Arts Museum. Explore landmarks like Volkonsky House Museum, Irkutsk Regional Memorial Decembrists Museum, Trubetskoy House and Irkutsk Regional Memorial Decembrists Museum, Volkonsky House. You can watch performances at Okhlopkov Drama Theater, Irkutsk Musical Theater and Irkutsk Academic Drama Theater if you're interested in local theatre.