Overcoming the 1’829 metres of altitude difference between Interlaken and the Kleine Scheidegg against a breathtaking scenic backdrop is a great challenge. Do you want to run the most beautiful marathon course in world and get the coveted finisher tee and medal when you reach the finish line after 42.195 kilometres on 12 September 2020?   

Registrations open on 14 February 2020, 8.00h/8am (local time)