Roche d'Antre and Lac d'Antre Loop

The loop usually takes around 4 hours and 10 minutes to complete. This duration can vary based on your pace and how often you stop to enjoy the views.

This trail is generally considered to be of moderate difficulty. It involves an elevation gain of approximately 490 meters and covers a distance of about 8.7 to 9.58 kilometers.

While specific parking areas aren't detailed, the trail is located near the commune of Villards-d'Héria. It's advisable to check local signage or online maps for designated parking spots close to the trailhead before your visit.

The trail features a varied terrain, including natural paths, unpaved sections, gravel, and flat stones. You'll also walk on forest roads and encounter stony sections in the undergrowth during ascents. Be aware that a short section leading to the belvedere runs along an unsecured cliff edge, requiring caution.

You'll be treated to spectacular panoramic views, including magnificent vistas of Lac d'Antre. From the View of Lac de l'Antre from Roche de l'Antre, you can see the Monts du Jura and, on clear days, even the distant Alps and Mont Blanc. Other notable features include the temporary resurgences of the Héria, known as Puits Blanc and Puits Noir, and a Gallo-Roman archaeological site near Villards-d'Héria.

The trail offers beautiful scenery throughout the year, but spring and autumn are often ideal for comfortable hiking temperatures and vibrant foliage. During rainy periods or wet seasons, some paths near the 'Puits Blanc' and 'Puits Noir' might be covered by water, and the lake's water level can affect passage along its shore, potentially submerging a footbridge. Always check current conditions before heading out.

While the Parc naturel régional du Haut-Jura generally welcomes dogs, it's crucial to keep them on a leash to protect local wildlife and ensure the safety of other hikers, especially given the trail's varied terrain and sections near cliff edges. Always clean up after your pet.

Generally, there are no specific permits or entrance fees required for hiking this trail within the Parc naturel régional du Haut-Jura. However, it's always good practice to respect park regulations, stay on marked paths, and practice Leave No Trace principles.

Yes, hikers should be aware that a short section of the path leading to the belvedere is along an unsecured cliff edge, requiring caution. Additionally, during wet periods, water levels can rise, potentially submerging parts of the path near the lake or the 'Puits Blanc' and 'Puits Noir'. Always check for current conditions and advisories, as there have been past reports of access restrictions due to rockfalls or fires.

Yes, the route intersects with sections of other trails. You will find it briefly crosses parts of the Tour du Jura à Vélo Sportif, Le Dérochoir, Impasse de l'Écluse, Pont des Arches, and Chemin de la Pelesse.

Given its moderate difficulty, varied terrain, and sections near unsecured cliff edges, this trail might be challenging for very young children or those not accustomed to hiking. Families with older, experienced children who are comfortable with longer distances and some elevation gain may enjoy it, but caution is advised, especially near exposed areas.