You might want to spend some time browsing the exhibits at A.L. Chizhevsky House Museum, Kaluga Regional Art Museum, or Tsiolkovsky Memorial House Museum. You can watch performances at Kaluga Regional Theater for Young Spectators, Kaluga State Drama Theatre, and Demi Obninsk Experimental Theater if you're interested in local theater. If you want to see more of the surrounding area, you might plan a visit to Central park of culture and rest and Tsiolkovsky State Museum of Cosmonautics History.