L'Organisation des Nations unies pour l'éducation, la science et la culture (en anglais United Nations Educational, Scientific and Cultural Organization, UNESCO) est une institution spécialisée du système des Nations unies créée le 16 novembre 1945. Son siège se situe au 7/9 place de Fontenoy, dans le 7e arrondissement de Paris, en France.
Elle a pour objectif selon son acte constitutif de « contribuer au maintien de la paix et de la sécurité en resserrant, par l’éducation, la science et la culture, la collaboration entre nations, afin d’assurer le respect universel de la justice, de la loi, des droits de l’homme et des libertés fondamentales pour tous, sans distinction de race, de sexe, de langue ou de religion, que la Charte des Nations unies reconnaît à tous les peuples ».
Salamanca is a city in northwestern Spain, the capital of the Province of Salamanca in the community of Castile and León. Its Old City was declared a UNESCO World Heritage Site in 1988. With a metropolitan population around 192,000 it is the second most populated urban area in Castile and León, after Valladolid (369,000), and closely followed by Leon (187,000) and Burgos (176,000).
It is the most important university city in Spain and supplies 16% of Spain's market for the teaching of the Spanish language. Salamanca attracts thousands of international students, generating a diverse environment.
It is situated approximately 200 km (120 mi) west of the Spanish capital Madrid and 80 km (50 mi) east of the Portuguese border. The University of Salamanca, which was founded in 1218, is the oldest university in Spain and the third oldest western university, but the first to be given its status by the Pope Alexander IV who gave universal validity to its degrees. With its 30,000 students, the university is, together with tourism, a primary source of income in Salamanca.