Chateau-Musee de Boulogne-sur-Mer Boulogne sur Mer

Over the years, there have been a lot of uses for this beautiful structure. Aside from being a luxurious home for the aristocrats, it was also used as an arsenal and a prison. Now, the castle houses a museum that has a huge collection of interesting things pertaining to the people of Boulogne as well as the town's history and a great number of other artefacts. As among the contributors to the tourism of Boulogne-sur-Mer, the castle is earning much revenues because of the number of visitors it receives every year.