Spas with reservation required in Brittany

Quiberon, Brittany

Adults-only thalassotherapy destination spa in Carnac near Quiberon, built around seawater cure packages rather than single day-pass visits.

Saint-Malo, Brittany

Thermal baths complex in Saint-Malo offering sauna, hammam and yoga sessions with day passes, reservation required.

Quiberon, Brittany

A small adults-only day spa in Saint-Pierre-Quiberon, open by reservation Mondays and Tuesdays, with treatments priced in the moderate range.