Paris in the Middle Ages and the clergy of Paris, followed by the members of religious orders and representatives of all the guilds and professions of the city. A similar procession took place from the Montagne Sainte-Geneviève on the Left Bank to Saint-Denis, including the students and faculty of the University. According to tradition, the first Paris hospital, the Hôtel Dieu, was founded in 651 by Saint Landry, the Bishop of Paris. It was first mentioned in texts in 829. It was located on the southern side of the Île de la Cité between the river and the parvis of Notre Dame, which gave it
Architecture of Paris century, it was consecrated by Pope Alexander III, in 1163. It was one of the earliest gothic style elements to appear in a Paris church. Romanesque and Gothic elements are found together in several old Paris churches. The church of Saint-Pierre de Montmartre (1147–1200) is the only surviving building of the vast Abbey of Montmartre, which once covered the top of the hill; it has both ancient Roman columns and one of the first examples of a Gothic arched ceiling, in the nave near the choir. The interior of the church of Saint-Julien-le-Pauvre (1170–1220) has been extensively rebuilt, but it