Nivelles Abbey is a historic Benedictine monastery located in Nivelles, Belgium. Founded in the 7th century by Saint Gertrude of Nivelles, the abbey became a significant religious and cultural center in the region. Its architecture features a blend of Romanesque and Gothic styles, with notable elements such as the impressive belfry and the church dedicated to Saint Peter and Saint Paul. The abbey played a crucial role in the development of monastic life in Flanders and was influential in the spread of Christianity. Over the centuries, it housed many nuns and became a pilgrimage site, attracting visitors who sought spiritual guidance and healing. Today, Nivelles Abbey remains an important historical landmark.