Porta della Mandorla

Porta della Mandorla – Florence Cathedral, formally the Cathedral of Saint Mary of the Flower, is the cathedral of the Catholic Archdiocese of Florence in Florence, Italy. Commenced in 1296 in the Gothic style to a design of Arnolfo di Cambio and completed by 1436 with a dome engineered by Filippo Brunelleschi, the basilica’s exterior is faced with polychrome marble panels in various shades of green and pink, alternated by white, and features an elaborate 19th-century Gothic Revival western façade by Emilio De Fabris.

Wikipedia