Which canal was in operation longer, Leiper Canal or Carondelet Canal?
Leiper Canal Early in the 19th century, the Leiper Canal built in 1828-29 during the middle of the American canal age ran about 3 mi along Crum Creek in Delaware County to its mouth in Eastern Pennsylvania's Delaware Valley carrying its owners quarried products to docks on the Delaware River tidewater until 1852.
Juliana Canal The Juliana Canal (Dutch: "Julianakanaal" ), named after Queen Juliana of the Netherlands, is a 36 km long canal in the southern Netherlands, providing a bypass of an unnavigable section of the river Meuse between Maastricht and Maasbracht. It is an important transport connection between the ports of the Rhine delta and the industrial areas of southern Limburg and southern Belgium.