You might want to spend some time browsing the exhibits at State Historical Museum, Cathedral of the Annunciation, or Armoury Chamber. Some landmarks that you won't want to miss include Church of St. Maxim the Confessor, Palace of the Romanov Boyars, and Spasskaya Tower. You can watch performances at Maly Theatre, Bolshoi Theatre, and Moscow Arts Theatre if you're interested in local theater.