🇨🇭 Châtel-Saint-Denis, Switzerland

Châtel-Saint-Denis is a small city located in the canton of Fribourg, Switzerland. It has a population of approximately 7,000 people. While it is not directly located on a sea or ocean, it is situated near Lake Geneva, which offers some opportunities for recreational boating. However, it does not have any ports, shipyards, or factories producing ship parts of particular interest to seafarers, shipowners, or crewing companies.