Codorus Navigation and Holyoke Canal System, are based in the United States?
Codorus Navigation The Codorus Navigation Company, based in York in south-central Pennsylvania, was formed in 1829 to make a navigable waterway along Codorus Creek from York to the Susquehanna River, a distance of 11 mi . Plans called for 3 mi of canal, 8 mi of slack-water pools, 10 dams, and 13 locks with an average lift of about 7 ft .
Charles River (Maine) The Charles River is a 1.2 mi channel connecting Charles Pond with the Old Course Saco River in the town of Fryeburg in western Maine, United States. It forms the natural extension of the Cold River, which flows from the White Mountains, New Hampshire, around Evans Notch south to Charles Pond.