Rifugio Sogno di Berdzé and Colonna Mine Loop from Lillaz

The estimated riding time for this challenging mountain bike loop is approximately 3 hours and 26 minutes. However, given its difficult rating and technical sections where pushing your bike may be necessary, plan for a longer overall duration, especially if you stop to enjoy the views or visit the Rifugio Sogno di Berdzé or the Colonna Mine.

The terrain is varied and demanding, suitable for advanced riders. You'll encounter a mix of surfaces, including approximately 7.54 km of singletrack, 20.2 km of natural paths, 3.53 km of unpaved roads, and around 4.12 km of asphalt. The ascent from Lillaz starts on a partially asphalted dirt road, transitioning to singletrack past Alpe Taverona. The descent from the Colonna Mine is particularly technical, featuring rocky sections and numerous challenging switchbacks, so be prepared for a thrilling ride.

No, this trail is rated as difficult and is not suitable for beginners. It requires very good fitness and advanced mountain biking skills. Riders should be prepared for technical sections, including a challenging descent with rocky switchbacks, and some parts where you might need to push your bike.

This loop offers stunning alpine scenery and several points of interest. You'll pass by the historic Alpini Chapel, enjoy beautiful alpine panoramas with views of Cogne, Gran Paradiso, and Mont Blanc, and ride through the scenic Urtier Valley. A significant highlight is the Colonna Mine, a disused magnetite mine, and the Rifugio Sogno di Berdzé, which can serve as a stop. Don't miss the waterfalls near Lillaz at the start or end of your ride.

The trail starts in Lillaz, a small village easily accessible from Cogne in the Aosta Valley. You can find public parking available in Lillaz, which serves as a convenient trailhead for this loop. There are no specific shuttle services mentioned for this route, so driving to Lillaz is the primary access method.

Given its alpine location and challenging nature, the best time to mountain bike this route is typically during the warmer months, from late spring to early autumn (approximately June to September). During this period, the snow has usually melted, and the weather conditions are more favorable for high-altitude riding. Always check local weather forecasts and trail conditions before heading out.

This trail is located within the Gran Paradiso National Park. While dogs are generally allowed in certain areas of the park, they must always be kept on a leash to protect wildlife and ensure the safety of other visitors. Please respect park regulations regarding pets.

This trail is situated within the Gran Paradiso National Park. Generally, there is no specific entrance fee to access the park itself or to use its trails. However, it's always good practice to be aware of and respect the park's regulations, which are in place to protect its unique environment and wildlife. No special permits are typically required for mountain biking on marked trails.

Yes, this route shares sections with several other official trails. Approximately 32% of the route overlaps with the Alta Via n. 2 della Valle d'Aosta - Tappa 10, and 9% with the Via Alpina Blue D23. Smaller portions also intersect with Itinerario 13 Cascate di Lillaz (5%), Via Alpina Blue D22 (1%), and Alta Via n. 2 della Valle d'Aosta - Tappa 11 (1%).

The most significant challenge on this loop is the technical descent from the Colonna Mine. It features a series of tight, rocky switchbacks ('tornantini') and wooden drainage logs that require advanced bike handling skills. Riders should be confident in their technical descending abilities. Also, be prepared for sections on the ascent where you might need to push your bike due to the steepness or terrain. Ensure your bike is in excellent condition and you carry appropriate repair tools.

The Rifugio Sogno di Berdzé is located along the route and can offer a place to rest, refuel, and potentially refill water bottles during its operating season. It's always advisable to carry sufficient water and snacks for the entire duration of this demanding ride, as other facilities may be limited or seasonal.