Which is longer, Indiana Harbor and Ship Canal or Leiper Canal?
Indiana Harbor and Ship Canal:  The Indiana Harbor Canal also functions as a harbor and runs 1.4 miles (2 km) before reaching the Indiana Harbor which connects to Lake Michigan. 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.
Leiper Canal