
The crypt was excavated in 1999 and is home to frescoes from the 12th and 13th centuries, as well as relics.

Reliquary of Saint Galgano, called "of Frosini", 14th century. Gilded copper and silver, enamels. It contains 74 relics.

Reliquary of Saint Galgano, called "of Frosini", 14th century. Gilded copper and silver, enamels. It contains 74 relics.

Reliquary of Saint Galgano, called "of Frosini", 14th century. Gilded copper and silver, enamels. It contains 74 relics.