You might want to spend some time browsing the exhibits at State Historical Museum, Nemirovich-Danchenko's Apartment Museum, or Moscow Museum of Modern Art. Moscow Arts Theatre, Resurrection Gate, and Lenin's Mausoleum are landmarks that you won't want to miss. You can watch performances at Maly Theatre, Stanislavski and Nemirovich-Danchenko Moscow Academic Music Theatre, and Andrey Shchukin Theater Arts Workshop if you're interested in local theater.