This guide presents Switzerland's Jura Crest Trail or Crêtes du Jura (also known as the Jura High Route and Swiss national route 5. This 310km long-distance route traverses the sub-alpine mountains of the Swiss Jura from Dielsdorf near Zurich to Nyon on the shores of Lac Léman (Lake Geneva), running roughly parallel to the Swiss-French border. With over 13,500m of ascent, the trail demands a moderate level of fitness and can be comfortably completed in around a fortnight. The Jura Crest...