The spa of the Château de la Commanderie, a four-star hotel in a historic estate in Eybens ten minutes from central Grenoble, covers 250 m² with a sauna at 80-100°C, a hammam, a counter-current bath, an aromatherapy jacuzzi, a fireside rest area with herbal tea and massage rooms. It is open to non-residents daily from 9:00 to 21:00 by booking, at €38 for a two-hour session. Swimwear rules apply: men must wear trunks or boxers, not board shorts.