The grotto
The total length of this underground complex is about 2,130 metres, of which 1,200 metres can be visited. In the depths of the cave, the temperature is constant, between 16 and 19 degrees Celsius and the humidity is around 98%. As you walk through its halls and corridors, you will be able to see a large number of rock formations, such as stalactites, stalagmites, curtains and more which, together with the underground lakes and the lighting, will offer you an unforgettable experience.
