ENVIRONMENTAL FEATURES UNDERGROUND Temperature: constant, 120 C; Humidity: 50%; Room height: 8 m; Area: 8900 m2; Elevation: 138 m; Level differences to overground: 136 m; Lack of air currents; Saline aerosols;
Stairs (steps), more or less 300 in number, are generally of stone but sometimes are filled with some concrete. The trail through the forest is not difficult and is accessible in both summer and winter. The average duration of the entire route is 2.5 - 3 hours.
The spa resort Slanic Moldova is famous for its springs of carbonate, bicarbonate, slightly sulphurous, chloride, sodium, hypertonic, hypotonic and oligo waters discovered in 1801. In 1852 they made the first chemical tests and in 1877 the first spa facilities appeared. Over the time, the quality of the waters here was confirmed by the medals won at the international exhibitions in Paris, Vienna, Frankfurt / Main, etc. Experts compared them with the mineral waters from Karlovy Vary, Vichy, Aix-les-Bains etc.