- See also
{{Unreferenced|date=August 2009}}Kolding cog or Koldingkoggen is a shipwreck that was found in Kolding Fjord in 1943. The ship was a ca. 18 m long cog built of oak around the year 1190. The wreck was examined by the National Museum of Denmark in 2001. The study discovered that Kolding cog had a stern rudder thus making it the oldest known ship to have one. See also{{coord missing|Denmark}}{{shipwreck-stub}} 1 : Shipwrecks of Denmark |