You'll want to browse the collections at Historic and Architectural Complex of the Kazan Kremlin, Anatomical Museum, and Alexander Arbuzov and Boris Arbuzov Memorial House. Sights like Suyumbike Tower, M. Dzhalil Tatar Academic State Opera and Ballet Theater, and Bauman Street are must-sees while exploring the area. You can watch performances at Tatar State Academic Opera and Ballet Theatre, Na Bulake Youth Theater, and Galiaskar Kamal Tatar Academic Theatre if you're interested in local theater.