Officina Santa Maria Novella — buying artisan perfume in 13th-century frescoed rooms since 1221

Dominican monks making herbal remedies since 1221. 800 years later: same rooms, same recipes. Sala Verde (Gothic frescoes), walnut apothecary cabinets, Murano glass jars. Acqua di Colonia recipe 1533 (made for Caterina de' Medici). Almond soap €10. Rose water. Free entry — it's a working shop inside a chapel.