Gorges du Nan Trail

The best time to experience the trail is generally in spring when the Gerlette Waterfall is at its most impressive due to higher water levels. While the waterfall may be dry in summer, the warmer months offer the opportunity for a refreshing dip in the Nan torrent.

Yes, dogs are generally allowed on this trail. However, as parts of the route are within the Vercors Regional Natural Park, it's always best to keep your dog on a leash to protect local wildlife and ensure their safety, especially in sections with steep drops or equipped passages.

No, there are no specific permits or entrance fees required to hike this trail within the Vercors Regional Natural Park. However, please respect the natural environment, especially since the Gorges du Nan is classified as a Sensitive Natural Area.

Specific parking information isn't detailed, but trailheads for routes like this in the Vercors Regional Natural Park often have designated parking areas near the starting point, such as in or near the village of Malleval-en-Vercors or Cognin-les-Gorges. Look for signs indicating 'Départ Randonnée' or similar.

The terrain is varied and engaging. You'll encounter steep-sided gorges, impressive limestone cliffs, and shaded undergrowth with beech, oak, and boxwood trees. The path follows the Nan river, featuring numerous basins. Some sections are equipped with footbridges and a handrail, indicating potentially tricky passages, and parts may not be suitable for those prone to vertigo.

The primary natural features are the dramatic Gorges du Nan, known for its unique geology and limestone formations, and the picturesque Gerlette Waterfall. You'll also pass an 'inclined slab' and can observe rich flora like the elegant doradilla fern and juniper thurifera, and potentially spot fauna such as the peregrine falcon.

This moderate hike typically takes around 4 hours and 38 minutes to complete, covering a distance of approximately 12.7 kilometers with significant elevation changes.

Yes, the route also passes through sections of the Tour du Vercors à pied, Chemin des Gorges, Chemin des Réchauds, Chemin des Garrigues, and Chemin de Tonniere.

The trail leads to the small, historically significant village of Malleval-en-Vercors. While specific amenities like cafes or accommodation directly on the trail are limited, you may find options in Malleval-en-Vercors or the nearby village of Cognin-les-Gorges.

Yes, the route for "The gorge of Nan and the waterfall of Gerlette – Vercors regional natural park" is designed as a circular hike, bringing you back to your starting point.

Given the moderate difficulty and varied terrain, it's recommended to bring sturdy hiking boots, sufficient water, snacks, sun protection, and layers of clothing suitable for changing weather conditions. A camera is also a good idea to capture the stunning geological formations and the waterfall.