Step back in time and visit Dundurn Castle, a magnificent 19th-century mansion in Hamilton. This National Historic Site offers guided tours that take you through the beautifully restored rooms, showcasing the life and times of Sir Allan Napier MacNab, a prominent Canadian politician. Explore the sprawling grounds and gardens surrounding the castle, and learn about the history of the region. Don't forget to visit the Hamilton Military Museum, located on the castle grounds, which displays artifacts and exhibits related to Hamilton's military history.