Basilica of Saint Nicholas

The Basilica of Saint Nicholas, rising above the dense lanes of Bari Vecchia, is a foundational monument of Apulian Romanesque architecture and holds the status of a papal basilica and Italian national monument. It was built between 1087 and 1106 to house the relics of Saint Nicholas, transferred by Bari merchants from Myra in Asia Minor — an act of religious opportunism that transformed the port city into one of medieval Europe's major pilgrimage destinations. The first major pilgrimage church in Apulia, it became the direct architectural template for the regional Romanesque style, influencing Bari Cathedral and dozens of churches across the region. Unusually, the crypt draws both Roman Catholic and Greek Orthodox pilgrims, and the Greek Orthodox community still celebrates liturgy in the lower church — a living trace of southern Italy's deep Byzantine heritage.