The Castle of the Dukes of Brabant is a historic fortress located in Brussels, Belgium. Built in the 11th century, it served as a residence for the Dukes of Brabant and played a significant role in the region's history. The castle features impressive architecture, including thick stone walls and a large courtyard. Over the centuries, the castle underwent various renovations and expansions, reflecting different architectural styles. Today, it stands as a symbol of Brabant's rich heritage and is a popular tourist attraction, offering visitors a glimpse into the medieval past of Belgium.