Guided tours for organized groups in Grotta della Monca are available for a maximum of 15 participants, for security reasons. Groups made up of 6 people or more have the right to collective discounts in relation to the number of visitors (greater discounts for groups made up of more than 10 people). During the excursion, guided by expert speleo-archaeologists, each participant will be provided with a speleo helmet equipped with a LED front lighting.