The cathedral Santa Maria del Fiore (Saint Mary of the Flower, named in relation to the Lys of Florence or the Duomo) it is the cathedral / dome of the thirteenth century of the Archdiocese of Florence, Tuscany (Italy). Located in Piazza del Duomo in the historic center of Florence, it is attached to the Giotto’s Bell Tower and opposite to the gate of Paradise of the Baptistry and the Loggia del Bigallo .