The Kiel Canal is a 98-kilometer-long fresh water canal that links the North Sea to the Baltic Sea. It runs through the German state of Schleswig-Holstein, from Brunsbüttel to the Holtenau district of Kiel. It was constructed from 1887-95 and widened from 1907-14. In addition to the two sea entrances, at Oldenbüttel the Kiel Canal is linked to the navi…The Kiel Canal is a 98-kilometer-long fresh water canal that links the North Sea to the Baltic Sea. It runs through the German state of Schleswig-Holstein, from Brunsbüttel to the Holtenau district of Kiel. It was constructed from 1887-95 and widened from 1907-14. In addition to the two sea entrances, at Oldenbüttel the Kiel Canal is linked to the navigable River Eider by the short Gieselau Canal.