The New York State Canal System, formerly known as the New York State Barge Canal, was authorized in 1903 through New York State legislature and comprises the Erie Canal, Oswego Canal, Cayuga-Seneca Canal, and Champlain Canal. The system spans 525 miles (845 km) and connects various bodies of water in New York. The system holds historical significance, as it was listed as a national historic district on the National Register of Historic Places in 2014 and designated a National Historic Landmark in 2016. The Erie Canal links the Hudson River and Lake Erie, the Cayuga-Seneca Canal connects Seneca Lake and Cayuga Lake to the Erie Canal, the Oswego Canal links the Erie Canal to Lake Ontario, and the Champlain Canal connects the Hudson River and Lake Champlain.
