You might want to spend some time browsing the exhibits at Museum of Konstantin Tsiolkovsky, Aviation and Astronautics, Vyatka Folk Art Crafts Museum, or Railroad Transportation Museum. You can check out the local talent at Vyatka Philharmonic, Kirov Puppet Theater, and Gaudi Hall. You can wander around Alexander Garden (Kirov), Pond near Diorama, or Kirov Botanical Garden if you want a dose of fresh air.