Willisau Castle is a historic structure located in the town of Willisau, Switzerland. Built in the 13th century, it served as a residence for local nobility and played a significant role in the region's history. The castle features a distinctive tower and well-preserved walls, showcasing medieval architecture. Today, Willisau Castle is a popular tourist attraction, offering visitors a glimpse into the past. The site often hosts cultural events and exhibitions, making it a vibrant part of the local community. Its picturesque setting and historical significance make it a notable landmark in Lucerne canton.