Abbadia a Isola

The small town and its Abbey raised as a stop along the Francigena Route and was mentioned even in what was written by the Archbishop Sigeric (990-994).

The S. Salvatore cistercia Abbey was estabilished in the year 1001 and later was called "Isola" (island) because of marshland.
From the 12cent. to the 14cent. it controlled churches and castles, during the secon half of 14cent. it was fortifyed by Senese people because of its strategical position along the Francigena Route and later decayed.