The Cathédrale Notre-Dame-de-l'Assomption, better known as Cathédrale de Clermont-Ferrand, is an impressive Gothic cathedral located in the heart of Clermont-Ferrand, France. It serves as the bishopric of the Archbishop of Clermont. The history of the cathedral begins in the 13th century, when construction began, but it was not fully completed until the 19th century. The cathedral is particularly known for its unique dark coloring, which is due to the volcanic rock from which it was built. This material, known as lava stone, gives the cathedral a distinctive and unmistakable appearance. Inside the cathedral, you will find impressive stained glass windows from the 13th century, as well as a rich collection of artworks and relics. The cathedral is also known for its impressive organ, which is considered one of the best in France. Over the years, the Cathédrale de Clermont-Ferrand has undergone many renovations and restorations to preserve its historical character while maintaining the structure for future generations. Today, the cathedral is a popular tourist destination and an important venue for religious ceremonies and events in the city of Clermont-Ferrand.