Natural stone swimming pool

A pool for receiving one or more persons for the performance of sporting or recreational activities, comprising:

• at least one bottom plate;
• a boundary wall, wherein the bottom plate and the boundary enclose an internal volume which is Tillable with water during operation of the pool;
• and
• a treatment unit for treatment of the water contained in the inner volume, the treatment unit comprising an inlet connected to the inner volume, an outlet connected to the inner volume, and a treatment means arranged in the direction of flow of the water between the inlet and the outlet;
• wherein the bottom plate and the boundary wall are each constructed of one or more monolithic natural stones, and said monolithic natural stones are joined to one another within the bottom plate, the boundary wall and at the connecting surfaces between the base plate and the boundary wall in a materially bonded and watertight manner, by means of an adhesive bond;
• the bottom plate together with the boundary wall are adapted to absorb the pressure generated by the water present in the inner volume during operation of the pool without the need for a supporting substructure provided in addition to the boundary wall;
• and
• the inner volume has a depth of at least 0.5 m and the inner volume exhibits a free inner length of at least 2 m and a free inner width of at least 2 m, wherein the free inner length (is arranged at right angles to the free inner width.