Join 'performance' upcoming events being held in Bezirk Olten. Bezirk Olten, a district in the canton of Solothurn, Switzerland, is a picturesque region known for its stunning natural landscapes of the Jura Mountains and Aare River, historic old town, cultural events such as the Olten Carnival and the International Theater Festival, and delicious local cuisine, offering visitors a unique blend of tradition, nature, and contemporary flair.