These are the most famous Spas in Apulia, with the classification of their thermal waters:
- Santa Margherita di Savoia (FG): salso-bromo-iodic water;
- Santa Cesarea Terme (LE): salso-iodic and sulphur water;
- Torre Canne di Fasano (BR): salso-sulphate-alkaline and salso-bromo-iodic water.