The Basilica of Saint Sernin in Toulouse, France, stands as a resplendent example of Romanesque architecture and is among the most significant church buildings in Europe. Constructed during the 11th and 12th centuries, it was designated to house the relics of Saint Saturnin, also known as Sernin, the first bishop of Toulouse and a martyr. The basilica is characterized by its grandiose dimensions, extensive ambulatory, radiating chapels, and the iconic octagonal five-tiered bell tower that can be seen from across the city. The exterior is adorned with detailed sculptures, while the interior presents a serene atmosphere with vast nave, choir, and apsidal chapels. Pilgrims on their way to Santiago de Compostela in Spain have frequented the basilica, as it lies on the UNESCO World Heritage-listed route, the ‘Way of St. James’ (Camino de Santiago). The relics and tombs within, alongside the exquisite frescoes and carvings, contribute to its spiritual and historical significance, attracting visitors and devotees alike.