Those interested in geology can gain an insight into the most varied types of rock from all over Germany by means of numerous rock exhibits
On the Silberau island there is a nice circular way (2 kilometres) along the bank of the river Lahn, an educational path of rocks. Those interested in geology get an insight into the different types of rocks. Start and end of the tour is the car park next to the "Kreisverwaltung" on the "Insel Silberau" close to the station (west).