This one-way hike takes you from Col des Mosses to Château-d’Oex passing via the labyrinthine Lac d’Hongrin and offering beautiful views of Rocher de Naye and Dents du Midi.

• Starting point: Col des Mosses
• End point: Château-d’Oex
• Length: 16.3km
• Duration: 4h40
• Ascending altitude: 483m
• Descending altitude: 965m

Start your hike in Col de Mosses. Cross the moor and the forest towards La Lécherette. Follow the street and pass by the military base. Take the path through the forest and along the stream until you reach the arm of the Lac d’Hongrin. Walk along the lake and ascend towards the Col Sonlomont from where you can enjoy the view of Dent du Midi on the one side and into the valley of Château d’Oex on the other side. Take the path towards Château d’Oex. It will lead you first through the forest and then past the houses of Les Moulins until you arrive at the train station of Château d’Oex.