The Chemin des Dames is a historic ridge located in northeastern France, primarily in the Aisne department. It is known for its strategic importance during World War I, particularly during the Second Battle of the Aisne in 1917. The area was the site of intense fighting, resulting in significant casualties and changes in military tactics. Today, the Chemin des Dames is recognized for its historical significance and is part of the Chemin des Dames Memorial site. Visitors can explore various monuments and memorials that commemorate the soldiers who fought there, as well as the impact of the war on the region and its people.