Château de Monceau-sur-Sambre, a classified monument in Charleroi, exemplifies 17th and 18th-century château architecture with its distinctive U-shaped design flanked by circular corner towers. Constructed of brick, limestone, and ashlar stone, the castle stands within a remarkable 67-hectare park featuring diverse and rare tree species. According to historical accounts, King Louis XIV visited the château during his campaign in 1665. The estate became Charleroi's property in 1977 following municipal merger, and today the non-profit organization Les Amis du Château de Monceau manages the venue for cultural activities, weddings, and institutional events, ensuring this heritage site remains an active and cherished landmark.