Zbrasov aragonite caves
Mineral water features in the spas in the two springs and spring Kropáč. There is the RI borehole which is 60.40 meters deep and RIII borehole which is 101.8 meters. The water is heavily mineralized and lukewarm with an average temperature of 22.5°C.  The mineral water used for spa treatments including rehabilitative care in oncology diseases, circulatory system diseases, disorders of metabolism and endocrine glands.