Santa Maria del Fiore Cathedral: Is the largest building in medieval Europe, and is the fourth church of Europe by size, its length is 153 m (501.97 ft) and its height is 116 m (380.58 ft).
Giotto's Bell Tower: Standing adjacent the Basilica of Santa Maria del Fiore and the Baptistery of St. John, the tower is one of the showpieces of the Florentine Gothic architecture with its design by Giotto, its rich sculptural decorations and the polychrome marble encrustations.
Baptistery of St. John: The octagonal Baptistery stands across from the Duomo cathedral and the Giotto bell tower (Campanile di Giotto). It is one of the oldest buildings in the city, built between 1059 and 1128. The architecture is in Florentine Romanesque style.
Museo dell'Opera del Duomo: in front of the Florence Cathedral, it commit to the conservation of the Dome and other art works. It store great masterpiece of Michelangelo, Donatello, Lorenzo Ghiberti, Luca della Robbia, Arnolfo di Cambio and many others.