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 Pellegrino admired. Today, the building is open for visits and also houses museums and shops.
The quaint town of Monticiano is home to a wellness retreat beckoning locals and tourists alike. Terme di Petriolo are thermal springs that have existed since the 13th Century. Surrounded by pristine wilderness, these springs are man-made pools built besides a peacefully-flowing river. Filled via pipes, the water is rich in minerals with temperatures hovering over 43 degree Celsius (109 degree Fahrenheit). A free site that's worthy of a visit throughout the year, Terme di Petriolo comes most recommended especially during winters.
The closure of three sections of what was known as the "New Duomo" (in 1339 anyway) brought about the foundation of Museo dell'Opera del Duomo. From the museum, it is possible to climb up to the top of the front of the Duomo for a view of the city and beyond. Among the most important works displayed are "Madonna and Child" by Jacopo della Quercia, "Majesty" by Duccio and the altarpiece with Blessed Agostino Novello by Simone Martini. There is also an important reliquary and the collection of sculpture by Giovanni Pisano.
The Museo d’Arte Per Bambini is a children’s art museum housed inside the Santa Maria della Scala complex. Founded in 1998, the museum is dedicated to exposing children to art and culture of all kinds from an early age. It’s a matter of four small rooms with a nice mix of contemporary and antique art set up for children to enjoy, including paintings, photography, sculpture, and video installations. Children can interact with works of art using all five senses, and participate in educational programs designed to encourage their creative sense of play.
On display is a collection of Etruscan finds from region from the 1st to the 5th centuries BC.
The history of the death penalty and torture is documented in the rooms next to the Torre del Diavolo.
The Museo Anatomico at University of Siena holds a large collection of anatomical specimens as well as wax models, including fetuses, skulls, muscular tissues, etc. Most of the collections come from famous anatomist Paul Mascagni. The museum also holds a 19th-century educational collection of lymphatic angiology models as well as a large collection of anatomical drawings. Some of Leonardo Da Vinci's medical drawings can also be found here.