The Felsentherme is only 2 km away from Hotel Rader and is a paradise for adults and children. The Felsentherme earns its name because the complex is built into the mountain. At the highest point of the rock the 600 m2 wellness center is situated, with its Stollen Sauna. This sauna is build in the rock and is truly a unique experience with a real Austrian Aufguss. The Gastein mineral water is streaming with millions of gallons per day out of the 18 sources, this water is used for the swimming pool. It is healthy and beneficial, good for tired muscles, improves circulation and gives you new energy.