You'll want to browse the collections at Moscow Museum of Modern Art, Museum of Decorative & Folk Art, and State Museum of V.V. Mayakovsky. Lenkom Theatre, Yeliseyev Grocery Store, and Bolshoi Theatre are notable landmarks to explore if you're in the area. You can watch performances at Bogis Theatrical Agency, Chekhov Art Theater, and Moscow Arts Theatre if you're interested in local theater.