This paperaddresses the issue of maritime baths (sea baths) and their importance in the social life of the Ottomans. The sea water is known for its beneficial properties in various diseases and many doctors recommend era marine bathing as therapy. For this reason, began to appear the first seaside baths and gradually they continued to multiply.

The bathswere ephemeral structures on the sea. There were enclosed spaces and intheir center was a pool which was manufactured in three different sizes. There were two categories, for men and women, which have obvious differences between them. The ticket price for entering the baths was determined by the municipality and the special garment which they used to wear and was called pestemal.

This studydates the existence of the baths in the early 17th century. These baths, apart from Istanbul, have been identified in other coastal shores.

Initially, a foundation hadthe management of the baths, called Tersane-i Amir, and later it was undertaken by the municipality. The establishment, the control, the characteristics and the function of the baths had been notified and were described in detail in the relevant statutes. In the documents relating to statutes, are described the rules of the public and the private baths, the taxation and the method of use and manufacture.

Thenit becomes a record of the baths of the European and Asian side of Istanbul, of which each is shaped in a special way. The thesis completes by citing some conclusions and making some personal views on the existence of the sea baths and their importance to society from their creation, but until today.