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. Carondelet Canal: The Carondelet Canal, also known as the Old Basin Canal, was a canal in New Orleans, Louisiana, U.S.A., operating from 1794 into the 1920s – or nearly 135 years.
i don't know