General presentations

 Federico Mayor Zaragoza: Opening Speech

 José Luis Álvarez: The Obligations of Public Authorities Regarding Cutural Heritage

 Roland Silva: The Role of ICOMOS in Relation to UNESCO, the State Parties, National Committees and International Scientific Committees

 Abdelaziz Daoulatli: Conservation of World Heritage. From philosophy to practice: the World Heritage Convention as a reference for all cultural properties.