Cernay-la-Ville is a small commune located in the Yvelines department in the Île-de-France region of France. It is situated about 40 kilometers west of Paris and is known for its picturesque landscapes and natural surroundings, including forests and parks. The commune has a rich history, with several historical buildings and sites that reflect its past. Cernay-la-Ville is also part of the Parc naturel régional de la Haute Vallée de Chevreuse, which offers various outdoor activities and scenic views, making it a popular destination for nature lovers and hikers.