Rochefort Vertical Kilometer* (VKM, or "KMV" in French) is the most popular routes from Beaujeu stadium and features a 540 m elevation gain on a (around) 2 kilometer long route.
Thus, it is a really challenging itinerary that rewards runners following it with a spectacular view of the Ardières valley from the Croix de Rochefort.

It is designed for trail runners who want
- to improve their capacity to make long effort while running uphill;
- to increase their speed while running uphill.

*Vertical Kilometer: a route featuring a 1 000 m elevation gain on the shortest distance possible