Mondariz Spa (Pontevedra) Perhaps the best-known spa in Spain and one of the best-rated in Europe. We return again to Pontevedra (it is clear that the Galicians know what they are doing when it comes to water), to find a fusion between ancient thermal baths and a spa with all the comforts and services that a current consumer may want.   Gran Hotel Balneario Puente Viesgo (Cantabria) If what you are looking for is a perfect balance between...