One half of the "Train Jaune" journey is travelling along the valley of the "La Têt" river, starting in Villefranche-de-Conflent at 427m for reaching 30km later the highest point at Bolquère at ... (more)

This metric gauge train is going down to Villefranche-de-Conflent in the French superb Oriental Pyrenees. At some places, the slope can be as much as 60mm/m !