Claim: With peak season for tourists being in the spring, the Les Avants–Sonloup funicular, which was opened on 14 December 1912, runs at a right angle to the MOB line for a distance of 515 m (1,690 ft) and in doing so climbs at a 54% gradient to a height of 184 m (603.7 ft) above Les Avants.
Evidence: The funicular, which was opened on 14 December 1912, runs at a right angle to the MOB line for a distance of 515 m (1,690 ft) and in doing so climbs at a 54% gradient to a height of 184 m (603.7 ft) above Les Avants. The peak season for tourists, is in the spring, when the narcissus and forget-me-not plants flower in the meadowlands near the summit.