Stunning Medieval Mosaic Floors of the Duomo Di Siena Are Revealed Only Twice a Year
Decoration is usually found on the walls, but why not the ceilings and floors too? That's clearly what the medieval artists and architects who built the 13th-century masterpiece, the Duomo Di Siena. Known in English as Siena Cathedral, the incredible Gothic masterpiece is richly decorated down to the dirt.










































































