Dávila Spa Monument · Caldas de Reis, Caldas, Pontevedra Image of Caldas de Reis, not of the place itself. A thermal establishment that draws on sulphurous sodium chloride waters emerging at forty-eight degrees, considered hyperthermal; it is surrounded by a garden with a tall bamboo grove, uncommon in Galicia. Photo: Jordi Gili (CC BY-SA 4.0) What to see and do in Caldas de Reis