The Netherlands is home to numerous castles, many of which date back to the Middle Ages. These structures were originally built for defense and as residences for nobility. Notable examples include Kasteel de Haar, the largest castle in the country, and Muiderslot, which is famous for its well-preserved architecture and beautiful gardens. Today, many of these castles serve as museums, offering visitors a glimpse into the country's rich history. They often host events, exhibitions, and guided tours, making them popular tourist attractions. The castles are surrounded by picturesque landscapes, adding to their charm and historical significance.