🇨🇭 Bezirk Olten, Switzerland

Bezirk Olten is a district located in the canton of Solothurn, Switzerland. It has a population of approximately 81,000 people. While it doesn't have any major ports or shipyards, the city of Olten, which is the district's capital, is located along the Aare River and offers picturesque views for seafarers passing through. The district is also known for its industrial activities, including the production of various goods, which may be of interest to shipowners or crewing companies in need of supplies.