If you're looking for some mental stimulation, spend an afternoon at Irkutsk Regional Museum. Whether it's history, traditions or cultural practices, you'll find lots of inspiring displays to keep you entertained here.
This collection of historical artifacts in Irkutsk is popular with travelers, so put it on your to-do list. Don't think that's all there is to do here, though. There are many more spots ready for you to check out after Irkutsk Regional Museum. Kirov Square, Znamensky Monastery, and Church of Our Lady of Kazan are nearby.