Trail 5 to Bivacco Mario Gontier

The trail officially starts from the village of Vieyes, located in the municipality of Aymavilles, Italy. You can typically find parking available in or near Vieyes, which serves as the primary trailhead for this route.

This trail is generally rated as difficult and is best suited for experienced hikers. It involves a significant elevation gain of over 1,100 meters and can have steep sections. Good fitness, sure-footedness, sturdy shoes, and some alpine experience are recommended.

The optimal period for hiking this trail is typically from June to September. During these months, the weather conditions are generally more favorable, and the trail is free of snow, making for a safer and more enjoyable experience.

While there are no specific entrance fees for hiking the Trail 5 to Bivacco Mario Gontier, as it is located within the Gran Paradiso National Park, hikers should be aware of and respect the park's regulations. These regulations are in place to protect the natural environment and wildlife.

As this trail is located within the Gran Paradiso National Park, specific regulations regarding dogs apply. Generally, dogs are not permitted on trails within the strictly protected areas of the park, even on a leash, to protect wildlife. It's advisable to check the latest park regulations before planning your hike with a dog.

The trail offers diverse terrain, starting with an ascent through beech and birch woods via switchbacks. As you gain elevation, the landscape transitions to scenic pastures. You'll follow and cross the Grand Nomenon stream, eventually reaching the Alpe Grand Nomenon. Expect spectacular panoramic views of the Grivola and Grand Nomenon peaks, especially as you approach the bivouac.

The ascent to the bivouac from Vieyes is estimated to take around 3 hours and 30 minutes. If you plan a circular route or include other trails, the overall hike could extend to over 5 hours, depending on your pace and chosen path.

The Mario Gontier Bivouac is a comfortable stone and wood structure. It typically offers bunk beds, mattresses, blankets, kitchen appliances, and a wooden stove. Water is usually available nearby. However, keys for the main part of the bivouac often need to be requested from the Gontier family in Aymavilles, though an unequipped winter room might be continuously accessible.

Absolutely. The trail itself leads to the Mario Gontier Bivouac, which offers an outstanding "balcony" view of the Grivola's northern face. Throughout the hike, especially as you gain elevation, you'll be treated to spectacular panoramic views of the Grivola and Grand Nomenon peaks, making the entire journey a scenic experience.

The area is known for its potential to observe alpine fauna. As you hike through forests and pastures within the Gran Paradiso National Park, keep an eye out for local wildlife such as chamois, ibex, marmots, and various bird species. Remember to observe from a distance and avoid disturbing the animals.

While Trail 5 is primarily an out-and-back route to the bivouac, some hikers undertake circular routes by combining it with other trails in the area, such as Trail 4 for ascent or descent. These options typically involve longer distances and durations, so plan accordingly if considering a loop.