From Zurich, Basel, Bern, Biel or Lausanne: Highway A5, exit 9, Auvernier, always follow the direction towards Pontarlier (cross Peseux and then Corcelles) straight through the countryside for 2 km, in the first forest turn right following the sign L¿Aubier then 200m, parking just behind the first buildings southern of the village.
From La Chaux-de-Fonds or the Val-de-Ruz: At Boudevilliers go towards Rochefort, cross Coffrane, cross the railway crossing level, continue straight on to the intersection of two roads, cross the crossroads towards south: you are at Montezillon. Drive down the village until the second railway crossing level, cross it, then 40m downwards on your left.
