For all citizens under 18 years of age (children under 12 years of age must be accompanied by an adult);
for student groups of schools from Italy and other EU Countries, accompanied by teachers (compulsory reservation);
for students and teachers of Italian universities, masters or postgraduate courses and PhD in architecture, cultural heritage preservation, educational sciences or arts and humanities with archaeological or historical-artistic programs, Fine Art Academy, as well as students and teachers of equivalent universities and specialization courses in other EU Countries (upon presentation of registration certificate valid for the current year);
for EU tourist guides when exercising their professional activity (upon presentation of valid licence issued by appropriate authority);
for EU escort interpreters when needed to assist tourist guides (upon presentation of valid licence issued by appropriate authority);
for EU citizens with disabilities and a relative or other accompanying person upon presentation of document certifying his professional status in health and social care services (as per Ministerial Decree no. 239 dated April 20, 2006);
for operators of voluntary associations who carry out promotional activities to enhance the cultural heritage, according to specific agreements entered into with the Italian Ministry of Cultural Heritage and Activities and Tourism as per article 112, paragraph 8 of the Italian Code of the Cultural and Landscape Heritage;
for those who are temporarily authorized by Directors to visit their Museum/Institute for research or study reasons attested by Italian or foreign schools, universities, academies, cultural and research institutes, as well as by the Italian Ministry of Cultural Heritage and Activities and Tourism;
for the staff of the Italian Ministry of Cultural Heritage and Activities and Tourism (MIBACT);
for the staff of the International Council of Museums (ICOM);
for the staff of the International Council of Monuments and Sites (ICOMOS);
for registered journalists from Italy and other EU Countries, upon presentation of documents testifying their professional status and settlement of registration fees;
for citizens of non-EU Countries, only upon mutual agreement.
for all visitors on the first Sunday of each month.