- Location: Piazza del Duomo, 50122 Firenze FI, Italy
- Year of construction: 1059 and 1128
- Age: 700+ years
- Landmarks: Florence Cathedral, Brunelleschi's Cupola, Giotto's Campanile, Florence Baptistery, Loggia del Bigallo, Opera del Duomo Museum, Arcivescovile, and Canonici's palace.
- Significance: Central hub, one of the world's most visited places.
- UNESCO site since: 1982