Surrounded by the woods, the thermal waters flow at a temperature of +43 ° C along a stretch of the Farma river and are characterized by the presence of hydrogen sulphide, with a sulphhydrometric concentration of 21 milligrams per liter. Carbon dioxide, calcium, fluorine and hydrogen carbonate ions are also present. The thermal springs, located along the Via Francigena, are usable, both freely and in the equipped thermal establishments.