Saint-Omer Cathedral, officially known as Cathedral of Notre-Dame, is a Roman Catholic cathedral located in Saint-Omer, France. It serves as the seat of the Bishop of Saint-Omer and is renowned for its stunning Gothic architecture, which features intricate stone carvings and beautiful stained glass windows. The cathedral was built between the 13th and 16th centuries, showcasing a blend of styles that reflect its long history. The cathedral's most notable feature is its tall bell tower, which rises prominently above the city. Inside, visitors can admire the impressive nave and various chapels dedicated to different saints. Saint-Omer Cathedral is not only a place of worship but also a significant historical landmark, attracting tourists and pilgrims alike.