Passo San Marco - Bivacco Zamboni Loop

The loop tour typically starts from the area around Rifugio Madonna delle Nevi. You can find parking near the Mezzoldo Trailhead, which is a convenient starting point for this route.

This is classified as a difficult hike. It requires very good fitness and sure-footedness due to its varied and sometimes demanding terrain, including steep ascents and rocky sections.

The trail features a mix of surfaces. You'll primarily encounter natural paths, but also some paved sections, alpine terrain, and asphalt. Expect lush woods with tree roots, steep paths with wide hairpin turns, flower-dotted meadows, grassy ridges, and sections with hand-carved steps in stone and rocky gorges. The route also crosses streams and follows the Brembo river for parts.

You'll experience exceptional natural beauty with panoramic views of the valley. The landscape includes high-altitude pastures, a rocky gorge with small waterfalls, and sections within the Regional Forest Azzaredo Casù. Keep an eye out for local wildlife such as marmots, chamois, and roe deer.

Key destinations include Passo San Marco 2000 Mountain Hut, the historical Passo San Marco Monument, and Zamboni Bivouac. You'll also pass by Ponte dell'Acqua and Bocchetta d'Orta. The trail also offers glimpses of the ancient Via Priula, a 16th-century trade route.

The best time to hike this loop is typically during the snow-free period, which usually runs from late spring through early autumn. Always check local weather and trail conditions before you go, especially for snow at higher elevations.

Generally, dogs are allowed on trails in this region, but it's always best to keep them on a leash, especially in areas with livestock or wildlife. Please ensure you follow all local regulations and clean up after your pet.

This trail is located within the Parco delle Orobie Bergamasche. Typically, there are no specific permits required for hiking or entrance fees for accessing the park's trails. However, always respect park regulations regarding wildlife, waste, and fire.

Yes, you'll find amenities at Rifugio Madonna delle Nevi and Marco Balicco Mountain Hut. Zamboni Bivouac offers basic facilities like four beds, a fireplace, solar power, and a gas stove, though temporary access restrictions may apply, so check its status beforehand.

Yes, this route intersects with several other well-known paths. Significant portions of the trail overlap with sections of the Sentiero delle Orobie Occidentali - Tappa 4, CamminaForeste - Tappa 7A and 7B, Sentiero Italia - Tappa D16S, and the historical Via Priula.

This loop tour is estimated to take approximately 6 hours and 12 minutes to complete. This duration can vary based on your fitness level, pace, and time spent enjoying the views or stopping at refuges.