Notre Dame Cathedral in Tournai, one of the largest, largest, and most luxurious monuments in the city. It is considered an architectural gem dating back to the medieval period, listed on the UNESCO World Heritage List. From the inside, the designs of the nave are Romanesque, and the choir is of the Baroque style. , with five towers rising to the top with vaulted caps, and stained glass windows, and other wonders that individuals can explore and contemplate, when they visit the place.