The guide-lecturer permits to French and foreign visitors to discover and appreciate the French cultural patrimony. In order to exercice his or her activity, the guide-lecturer must have a good general-knowledge level, an in-depth knowledge in History, Art History, Ethnography, Economics and Geography. He or she must possess great human-relations qualities and a feeling for pedagogy. In addition, he or she must be available and have great skills of adaptation upon the visitors' demands. Finally, he or she must be fluent in foreign languages.