An excursion of the Underground Thermal Spring
In the old underground partsof the Thermal Spring Colonnade you can take the Underground Thermal Spring tour. During the tour you will see the process of turning souvenirs into stone using thermal spring water, the rare organisms living in places bathed with thermo-mineral water, the piping from the last century scaled with thermal water, a collection of sinters and aragonites and other attractions. Tickets can be purchased at the sales stall in the main hall of the Thermal Spring Colonnade.
Admission: CZK 90, concessions CZK 75