You'll want to browse the collections at Pushkin House Museum on Arbat, Nemirovich-Danchenko's Apartment Museum, and Moscow Museum of Modern Art. Arbat Street, Yeliseyev Grocery Store, and Lenkom Theatre are monuments to see when you're exploring the area around Moscow Zoo. You can watch performances at Praktika Theater, The Man Theater, and Andrey Shchukin Theater Arts Workshop if you're interested in local theater.