You'll want to browse the collections at Museum-House of the Writer Maxim Gorky, Nizhny Novgorod State Art Museum, and Nizhny Novgorod Kremlin. Some landmarks that you won't want to miss include Dmitry Tower, Bolshaia Pokrovskaia Street, and Alexander Nevsky Cathedral. You can watch performances at Nizhny Novgorod State Academic Theater of Opera and Ballet, Nizhny Novgorod Academic Puppet Theater, and Nizhny Novgorod State Academic Theatre of Drama if you're interested in local theater.