According to legend, the Terme di Saturnia, already known to the Etruscans and Romans, would be formed at the spot where the lightining Jupiter hurled Saturn felt on the Heart, following a violent dispute between the two mythological deities.
Sulfur water gushes out at a temperature of 37.5 ° C and are renowned for their therapeutic properties, giving relaxation and well being from bathing in them . The main waterfalls are the Falls Mill, located near an old mill and the Gorello falls.
The extent of the source is about 800 liters per second and this ensures an optimal water exchange that, at the chemical level, is sulfur, carbon, sulfate, bicarbonate-alkaline, earthy, with the presence of hydrogen sulphide gas and carbon dioxide.
The mineral salts dissolved in water amounted to 2.79 grams per liter. The area of Saturnia Spa presents, as a whole, a vast area freely usable and an area where the most celebrated and luxurious spa of Terme di Saturnia are located: in addition to various thermal treatments, they produce perfumes and creams.