The clever speleologists discovered these rich caves on 27 September 1975, the largest room can…read moreapparently house Milan cathedral. The stalagmites and stalactites kept me enthralled for hours inside this upside down world wonderland. A Hollywood set without the pretension and plastic! Today the caves are open to the public and the public can visit them, accompanied by professional guides, along an easy tourist route that lasts about 75 minutes. There is also a nearby car park, which offers a bizarre selection of local delicacies and tourist tat.