You might want to spend some time browsing the exhibits at Soviet Lifestyle Museum, Anatomical Museum, or National Museum of the Republic of Tatarstan. Bauman Street, Anniversary Arch, and Historic and Architectural Complex of the Kazan Kremlin are well-known local landmarks worth a visit. You can watch performances at Kazan State Theater of Young Spectators, Kazan Academic Russian Bolshoi Drama Theatre, and Tatar State Academic Opera and Ballet Theatre if you're interested in local theater.