Mons is a city located in the Walloon region of Belgium, serving as the capital of the province of Hainaut. It is known for its rich history, which dates back to Roman times, and features a blend of medieval and modern architecture. The city is also famous for the Belfry of Mons, a UNESCO World Heritage site, which offers panoramic views of the surrounding area. The city hosts the annual Doudou Festival, a vibrant celebration that includes a reenactment of a medieval battle and various cultural activities. Mons is also home to several museums, such as the Mons Memorial Museum, which commemorates the city's role in World War I.