The Domaine de Sail is located in Sail-les-Bains, in the Loire department (42), in the heart of one of the most preserved French regions. Situated in the heart of an 18-hectare natural park, the estate benefits from 6 different springs, including the "Diane spring," exclusively dedicated to bottling. Already in the Gallo-Roman era, the Domaine was renowned and widely visited for the quality of its thermal waters.