- Siena Cathedral
She-wolf of Siena, surrounded with emblems of confederate cities, dating from 1373. - Siena Cathedral
More interesting details on the ceiling of the Piccolomini Library. - Giotto's Campanile
Giotto stared building this tower in 1334. He combined white marble from Carrara, green marble from Prato, and red marble from Siena. The tower was completed in 1359.