You'll want to browse the collections at Central Armed Forces Museum, Gulag History Museum, and Museum of Soviet Arcade Machines. Sights like Central Academic Theatre of the Russian Army, Alexander Goldenweiser's Memorial Flat Museum, and Stanislavski and Nemirovich-Danchenko Moscow Academic Music Theatre are landmarks to visit in the area. You can catch a show at Praktika Theater, Gypsy Theatre, and Satirikon Theatre.