Mont Fier

Mont Fier is a mountain summit in the Jura region near the French-Swiss border, built from sedimentary rock layers. Its slopes display limestone formations that reveal different geological periods stacked one above another.

The mountain took shape during the Jurassic period when sediments accumulated in an ancient sea and were later compressed into folded rock layers. This folding process created the arching structure visible in the peak today.

The mountain serves as a landmark for people exploring the Jura region and holds meaning for local walkers who navigate these paths regularly. It shapes how visitors understand the landscape around Prémanon.

Well-marked hiking trails lead to the summit, with route information available at the Prémanon tourist office. Bring sturdy footwear and a map, as mountain weather can change quickly in this region.

The mountain features two deep side valleys on its flanks that create dramatic cliff walls and hidden channels in the landscape. These formations are rarely explored and offer a quieter experience away from the main summit trail.

Location: Jura

Elevation above the sea: 1,282 m

Made from material: sedimentary rock

GPS coordinates: 46.46256,6.00184

Latest update: December 14, 2025 20:30