Greece the birthplace of democracy, the place that our common values of the European civilization took, for the first time, its real meaning. In the ancient city states the man transformed to a free person with rights and obligations and became a citizen. At the same time 2500 years ago, Greece gave birth to the art of hydrotherapy which bloomed in the Aegean Sea and later it was spread all over Europe. The curative natural resources of our country offered to the mankind “the divine gifts of health, well-being and vigor. The Ancient Greeks loved to use spas. The first observer of these healing resources was the historian Herodotus on the 5th century bc. He described some natural resources and by his experience said that the therapeutic procedure must be done in certain seasons and for 21 consecutive days.