Mountain passes around Valle Mosso, located in Italy's Piedmont region within the Biellese Alps, offer access to the Oasi Zegna natural park. The area is characterized by its mountainous terrain and scenic routes like the Panoramica Zegna. These passes serve as connections between valleys and provide access to various trails and viewpoints. The region's natural landscape includes diverse forests and alpine pastures.
Last updated: June 26, 2026
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Super view of the Monte Rosa group. There is a kiosk with very tasty cappuccino. Some hiking tours start there.
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The Panoramica Zegna is one of the most famous scenic roads in Piedmont and represents the “heart” of the Oasi Zegna, between Biellese and Valsessera.
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The **Passo (or Bocchetto) di Bocchetto Sessera is an alpine pass located in the Biella Alps, in the Province of Biella (Piedmont, Italy). It connects the Valle dello Strona di Mosso with the Val Sessera, between the mountains Monte Marca (1,558 m) and Monticchio (1,697 m).
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Main entrance to the Oasi Zegna, from which many paths start, including the "Bosco del Sorriso" path and others
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Hill separating the Cervo Valley from the Lys Valley. At the end of June 2025, high presence of mosquitoes.
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Colle della Mologna Grande (about 2,390m) connects Valle Cervo to Valle di Gressoney along the Alta Via n. 1. Reachable from Piedicavallo via a well-preserved historic mule track, it is a panoramic itinerary that passes by the Rivetti Refuge and offers spectacular views as far as Mont Blanc.
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Hub of various paths in Valsessera, nerve center of the Oasi Zegna
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Bocchetto Sessera can be visited in every season. Winter with snow you can go cross-country skiing or snowshoeing. In summer Gravel, MTB, eBike, hiking, Nordic Walking and much more. At the Locanda del Bocchetto you can eat and sleep as well as have a good coffee
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The primary mountain passes in the area, situated within the scenic Oasi Zegna, include Bocchetto Sessera Pass and Bocchetta di Margosio. Another notable pass is Mologna Grande Pass, which connects Valle Cervo to Valle di Gressoney.
Bocchetto Sessera Pass is home to the unique Bosco del Sorriso (Forest of Smiles), a bioenergetic walk where informative boards explain the beneficial effects of different trees on well-being. Historically, the rare Carabus olympiae beetle, a symbol of Oasi Zegna, was discovered near this pass.
Bocchetta di Margosio is renowned for its spectacular panoramic views. From here, you can see the wild Valsessera and, on clear days, the majestic, snow-capped peaks of the Monte Rosa massif.
Yes, many passes, including Bocchetto Sessera Pass and Bocchetta di Margosio, played historical roles as transhumance routes for seasonal livestock movement. Bocchetta di Margosio's name comes from Alpe Margosio, an ancient alpine pasture and popular excursion spot.
Absolutely. The Panoramica Zegna (SP232) is a picturesque 26-kilometer road that serves as the primary route through Oasi Zegna, connecting various points of interest and providing easy access to passes like Bocchetto Sessera and Bocchetta di Margosio.
The area offers a variety of outdoor activities. You can find numerous hiking trails, with options ranging from moderate to difficult, including routes like 'Monte Camino – Rifugio Rosazza loop from Oropa'. For cyclists, there are road cycling routes such as 'Zegna Panoramic Road – Bocchetta di Margosio loop', and gravel biking options like 'Bocchetto Sessera Pass – Alpe di Mera loop'. You can find more details on these activities in our guides for Mountain Hikes, Road Cycling Routes, and Gravel Biking around Valle Mosso.
Yes, the Panoramica Zegna itself is considered family-friendly for scenic drives. While some trails from passes like Bocchetto Sessera can be demanding, the 'Bosco del Sorriso' offers a tranquil and immersive nature experience suitable for families seeking a contemplative walk.
The mountain passes are beautiful throughout the warmer months, especially from late May to June when the rhododendrons along the Panoramica Zegna are in bloom. Clear days offer the best panoramic views, particularly of Monte Rosa from Bocchetta di Margosio.
During winter, some routes from Bocchetto Sessera Pass transform into cross-country skiing paths, offering opportunities for winter sports enthusiasts.
At Bocchetto Sessera Pass, you'll find a mountain inn, Locanda Bocchetto Sessera. Near Bocchetta di Margosio, at Alpe Margosio, an alpine kiosk and farmstay offer local goat cheeses and bar service.
Mologna Grande Pass, located at about 2,390 meters, offers a unique view where the Mont Blanc massif appears behind it. It connects Valle Cervo to Valle di Gressoney along the Alta Via n. 1 and is reachable via a well-preserved historic mule track from Piedicavallo.
Yes, the region offers several challenging hikes. For example, from Bocchetto Sessera Pass, you can embark on a more demanding hike to Cima del Bonom, which provides rewarding views. Other difficult routes include 'Monte Camino – Rifugio Rosazza loop' and 'Mucrone Lake loop from Oropa'.
Beyond the unique 'Bosco del Sorriso' at Bocchetto Sessera, the Oasi Zegna is known for its diverse landscapes. Historically, the rare Carabus olympiae beetle, a symbol of the Oasi, was discovered near Bocchetto Sessera.


See even more epic mountain passes by checking out these guides around Valle Mosso: