It is truly impressive, with stalactites, stalagmites and 13 lakes on three levels, which the visitor can only admire by boat. It is considered to be a cave of unique configuration worldwide and has paleontological findings of high scientific value. It is located on the Helmos mountain range, within the limestones of Mount Amolinitsa. Distance 93 km. from Patras, altitude 850 m., access by road, tel. +30 26920-23130.