Albany, New York forming a continuous water route from the Great Lakes to New York City. Unlike the current Barge Canal, which ends at nearby Waterford, the original Erie Canal ended at Albany; Lock 1 was north of Colonie Street. The Canal emptied into a man-made lagoon called the Albany Basin, which was Albany's main port from 1825 until the Port of Albany-Rensselaer opened in 1932. In 1829, while working as a professor at the Albany Academy, Joseph Henry, widely regarded as "the foremost American scientist of the 19th century", built the first electric motor. Three years later, he discovered electromagnetic self-induction (the
Champlain Canal They can accommodate a vessel up to 300 feet (91 m) long and 43.5 feet (13.3 m) wide. Overall sidewall height will vary by lock, ranging between 28 feet (8.5 m) and 61 feet (18.6 m) depending on the lift and navigable stages. There is no Lock C10 on the Champlain Canal. The Troy Federal Lock, located just north of Troy, New York, is not part of the New York State Canal System proper; it is operated by the United States Army Corps of Engineers. The Champlain Canal officially begins at the confluence of the Hudson and Mohawk rivers at