Hamburg

The port of Hamburg is the third in Europe in terms of the amount of cargo passing through it.

An excerpt from the article 19 facts about Hamburg

It was created during the reign of Frederick I Barbarossa on 7th  May 1189. Traffic goes through the Elbe River which flows into the North Sea 110 kilometers away. In addition to fulfilling the most important economic function in the city, it is also a major tourist attraction. The port area has museums, restaurants, hotels, and musical theatres.