are located inside the hills Golden Horse above the village Horses v Czech Karst Protected Landscape Area about 5 km south of the town Beroun and about 4 km southeast of the town King's Court. They are protected as cultural monument of the Czech Republic. Koněprus caves are the longest Cave system in Bohemia. It is an extensive three-storey cave system built in Devonian limestone with a height difference between the individual floors of about 70 m. The smallest in area is the upper floor and the largest is the middle floor. The lower, inaccessible floor lies at a depth of about 70 m below the surface and has the character of a corridor system. It has been formed by rainwater, which penetrates it through chimneys and fissures and gradually dissolves limestone rock, giving rise to karst and karst phenomena. A special feature here are the so-called. Horseradish Rosesthat contain Opal.
