You'll want to browse the collections at Geological Museum, Baikal Museum, and City History Museum. Volkonsky House Museum, Irkutsk Academic Drama Theater, and Irkutsk Regional Memorial Decembrists Museum, Trubetskoy House are notable landmarks to explore if you're in the area. You can watch performances at Okhlopkov Drama Theater, Irkutsk Musical Theater, and Cheremkhovo Drama Theater if you're interested in local theater.