The Canal de Saint-Quentin is a man-made waterway located in northern France. It connects the cities of Saint-Quentin and Cambrai, facilitating navigation and transportation. The canal was constructed between 1802 and 1810 under the direction of engineer Jean-Baptiste de Gribeauval and spans approximately 150 kilometers. This canal is notable for its series of locks and aqueducts, which help manage water levels and allow boats to traverse different elevations. It plays a significant role in regional commerce and tourism, offering scenic routes for recreational boating and fishing enthusiasts.