Switzerland. Canton Ticino. Blenio valley. Swiss-Cups Campra. Cross Country Skiing. FIS Classic Sprint Race. Athletes are trained to achieve endurance, strength, speed, skill and flexibility at different levels of intensity. Swiss-Ski is a branch of Swiss Olympic. The Fédération Internationale de Ski (FIS; English: International Ski Federation) is the world's highest governing body for international winter sports. Founded on 2 February 1924, it is responsible for the Olympic disciplines of cross-country skiing. The FIS is also responsible for setting the international competition rules. 4.01.2020 © 2020 Didier Ruef