Natural Parks and Nature Reserves

From protected areas and nature reserves to geological monuments, Valchiavenna offers a unique natural heritage where water, rock and biodiversity create spectacular scenery in every season.

Valchiavenna is an ideal destination for nature lovers, thanks to a network of parks and nature reserves that protect and enhance the extraordinary biodiversity of the alpine territory.

At the entrance to the valley, the Pian di Spagna Nature Reserve stretches between Lake Mezzola and Lake Como, offering an important wetland habitat for many migratory bird species and an ideal destination for those seeking tranquillity and direct contact with nature.

Between Chiavenna and Piuro, the Giants’ Potholes Park showcases a fascinating geological phenomenon: deep cavities carved into the rock by the action of water over thousands of years, creating a dramatic and unique landscape.

A few kilometres away, in the municipality of Piuro, the spectacular Acquafraggia Waterfalls — also mentioned by Leonardo da Vinci — are among the valley’s most iconic natural landmarks, with powerful waterfalls set within a striking alpine environment.

These sites are part of a wider network of protected areas throughout the Province of Sondrio, where more than half of the territory is covered by parks and nature reserves, confirming the region’s strong vocation for sustainable and outdoor tourism.

Visiting the natural parks and reserves of Valchiavenna means discovering an authentic and varied environment where water, mountains and biodiversity come together to create unforgettable experiences through trekking, wildlife observation and alpine scenery of remarkable beauty.

Among the most appreciated activities, birdwatching offers a unique opportunity to observe the many bird species inhabiting the wetlands and mountain areas of Valchiavenna, especially within the Pian di Spagna Nature Reserve, making the experience even more immersive and connected to nature.