The Abbey of Saint-Gildas is a historic monastery located in the region of Brittany, France. Founded in the 6th century, it was established by Saint Gildas, a prominent figure in early Christian monasticism. The abbey played a significant role in the spread of Christianity in the area and became a center for learning and culture. Over the centuries, the abbey underwent various renovations and expansions, reflecting different architectural styles. Today, the site is recognized for its historical importance and attracts visitors interested in the heritage of Brittany and the life of Saint Gildas.