🇨🇭 Jona, Switzerland

Jona is a small city located in the canton of St. Gallen, Switzerland. It has a population of around 20,000 people. While Jona does not have any ports or shipyards, it is situated near Lake Zurich, which offers opportunities for boating and sailing. Additionally, the city's proximity to the Swiss Alps makes it an attractive destination for seafarers and shipowners who may be interested in exploring the nearby lakes and mountainous landscapes.