Art historian, Marcella Cangioli is the president of “Associazione Città Nascosta” (Hidden City Association), founded in 1994 to promote the knowledge of the artistic and historical heritage of Florence and Tuscany.The proposed activities include guided tours, itineraries and customized events to discover the most hidden art jewels, in which art historians, architects, botanists, restorers, but also the owners themselves accompany the visitors in exclusive itineraries that always offer an original and privileged perspective.