The Fortezza da Basso is a 16th-century Medici stronghold standing at the heart of Florence, between the historic centre and the Santa Maria Novella railway station. Commissioned by Alessandro de’ Medici and designed by Antonio da Sangallo il Giovane, construction began in 1534. The fortress is one of the finest surviving examples of Renaissance military architecture in Tuscany, notable for its pentagonal bastioned plan — a form that allowed defenders to cover every angle of approach with overlapping fields of fire.
Despite its martial origins, the Fortezza da Basso has long served as one of Italy’s most important exhibition and events centres. Its vast covered halls and open courtyards host a rotating calendar of major national and international fairs throughout the year. Among the most significant are the Salone dell’Arte e del Restauro di Firenze, dedicated to the conservation and restoration of cultural heritage; the Florence Biennale, an international contemporary art and design event held in alternate years; and the Pitti Uomo and Pitti Immagine fashion fairs, which draw buyers and press from across the global fashion industry.
The fortress perimeter and its towers remain largely intact, offering visitors a direct encounter with Renaissance military engineering even during the busiest fair periods. The complex is easily reached on foot from Santa Maria Novella station, making it a natural stop for cultural travellers arriving by train from Rome, Bologna, or Venice.