Eider Canal Eider Canal The Eider Canal (also called the Schleswig-Holstein Canal) was an artificial waterway in southern Denmark (later northern Germany) which connected the North Sea with the Baltic Sea by way of the rivers Eider and Levensau. Constructed between 1777 and 1784, the Eider Canal was built to create a path for ships entering and exiting the Baltic that was shorter and less storm-prone than navigating around the Jutland peninsula. In the 1880s the canal was replaced by the enlarged Kiel Canal, which includes some of the Eider Canal's watercourse. The canal's watercourse followed the border between the duchies of
Mittelland Canal Mittelland Canal The Mittelland Canal, also known as the Midland Canal, () is a major canal in central Germany. It forms an important link in the waterway network of that country, providing the principal east-west inland waterway connection. Its significance goes beyond Germany as it links France, Switzerland and the Benelux countries with Poland, the Czech Republic and the Baltic Sea. At in length, the Mittelland Canal is the longest artificial waterway in Germany. The Mittelland Canal branches off the Dortmund-Ems Canal at Hörstel (near Rheine, at ), runs north along the Teutoburg Forest, past Hannover and meets with the