Archivio di Stato
What the experts agree on
Housed in the stunning Palazzo Piccolomini, Siena's state archives showcase Renaissance architecture that rivals Florence's grandeur, though it's a niche attraction best suited for history enthusiasts.
"Siena's state archives are housed in the magnificent Renaissance-era Palazzo Piccolomini." Full review
"This 1469 palace is a touch of Florence peeking into the southeast corner of the Campo." Full review