The Basilique de Saint-Denis is a historic church located in the suburb of Saint-Denis, just north of Paris, France. It is known as the burial site of many French kings and queens, making it an important symbol of the French monarchy. The basilica features stunning Gothic architecture, with its construction beginning in the 12th century. Originally a Romanesque church, the basilica was transformed into a Gothic masterpiece under the direction of Abbot Suger. It houses numerous royal tombs and impressive stained glass windows, attracting visitors interested in history and architecture. The basilica is also a UNESCO World Heritage site.