This is the third great building in the artistic and cultural triangle of Siena. It has been in use since the end of the 11th Century to aid the sick and the pilgrims that trod the Via Francigena from Canterbury to Rome, these pilgrims were referred to as "Romei". The various sections of the building really should be visited and the frescoes in the pellegrinaio admired. Visits can be booked.
Other, Arts & Museums