Pas d’Arpilles: Driving the extreme 9.8% chairlift road in Valais

# Pas d'Arpilles: Switzerland's Ultimate Alpine Challenge

Tucked away in the heart of the Swiss Alps within Valais's Pennine Alps, Pas d'Arpilles sits at a breathtaking 2,568m (8,425ft)—and trust me, the drive up there is just as intense as the elevation suggests.

This isn't your typical scenic alpine route. The 9.2 km (5.7 miles) climb from Flanmayens is essentially a chairlift access road, maintained by service vehicles to keep the Crans-Montana ski resort running. But what a climb it is: you're looking at a punishing 903-meter elevation gain with an average gradient of 9.81%—and some sections hit 12%. Throw in 14 wickedly tight hairpin turns, and you've got yourself a serious off-road adventure that demands serious respect.

The road surface is entirely unpaved: loose stones, exposed rock, and a constantly narrowing track as you push higher toward the limestone crags. It's relentless, with minimal forgiveness for mistakes and zero safety barriers to catch you if things go sideways. Your brakes and cooling system are going to work overtime fighting that vertical terrain.

From the summit, the payoff is undeniable. You're gazing out over the Rhone Valley with views that stretch toward the iconic Matterhorn and Weisshorn in the distance. But don't get too comfortable—the isolation is total, and the wind here is absolutely relentless year-round.

Here's the catch: this road only opens at the end of August. Even then, surprise snowstorms can transform the rocky track into an impassable nightmare in minutes. Winter? Completely buried under meters of snow. Experienced off-roaders only, and always check the weather before attempting this beast.