You might want to spend some time browsing the exhibits at Boris Yeltsin Presidential Center, Nature Museum, or Wonder Park Galileo. Church on Blood in Honor of All Saints Resplendent in the Russian Land, Rastorguyev-Kharitonov Palace, and Church of Ascension are notable landmarks to explore if you're in the area. You can watch performances at Makletsky Concert Hall, Puppet Theatre, and Stary Dom Student Theater if you're interested in local theater.