Best natural monuments around Valdastico showcase a region characterized by its natural landscapes in the Province of Vicenza, Italy. The area features impressive geological formations and historical sites, offering a glimpse into its natural wonders and past. These sites range from mountain summits with panoramic views to unique historical tunnels and natural pools. Valdastico's diverse terrain makes it a compelling destination for outdoor exploration.
Last updated: June 28, 2026
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When you pass by and observe this place, try to imagine the work done by young people in their early twenties in prohibitive conditions.
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Views and history, deserves respect
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Lots of history well illustrated with panels.
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Bring a flashlight and go dark.
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Wonderful trail to be followed with caution. I recommend following it counterclockwise, going up the forest road next to the Grenadier refuge and then returning to the refuge via this trail.
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74 meter long tunnel with no exit and 4 final outlets where the artillery was positioned. A light was needed.
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Valdastico is home to several impressive geological features. You can visit the Stonhaus Sinkhole, a spectacular chasm formed by a collapsed cave roof, featuring a natural stone arch. Another notable site is the Siesòn Cave, an imposing chasm known for its significant diameter and depth, often featuring ice formations in colder months. Further afield, the Contrà Pria Pools offer crystal-clear waters amidst rocks, providing a unique natural swimming spot.
Yes, several natural monuments in the area also hold historical importance. The Gun Emplacement Tunnel of Monte Cengio is an Italian military post from the Great War, featuring a wide gallery and munitions depot. Nearby, Grenadier's Leap is a rocky spur overlooking the Astico Valley, rich in history and offering scenic views. The Grotta del Tesoro in Lumignano also has archaeological significance, having been frequented by Neanderthals and cave bears.
For a family-friendly natural monument, consider Lake Lavarone. Located at almost 1,100 meters, it's surrounded by nature with cold, clean waters. In summer, it's a popular bathing lake with equipped beaches, pedalo rentals, and picnic spots. In winter, it transforms into an ice mirror perfect for skating, offering a relaxing and quiet experience out of season.
The region around Valdastico offers diverse outdoor activities. You can explore various hiking trails, including difficult routes like 'La Singela Trail to Malga Camporosà' or moderate ones such as 'Historic mule track to Castelletto di Rotzo'. For mountaineering enthusiasts, there are challenging loops like 'Mountaineering loop from Sentiero della Pace'. Mountain biking is also popular, with routes like 'Malga Campo Luserna – Vezzena Pass loop'. You can find more details on these activities in the Hiking around Valdastico, Mountain Hikes around Valdastico, and MTB Trails around Valdastico guides.
The best time to visit depends on the specific monument and your preferred activity. For sites like the Siesòn Cave, be aware that colder months can bring ice, making conditions slippery. Lake Lavarone is very popular in summer for swimming and activities, while in winter it's ideal for ice skating. Generally, spring and autumn offer pleasant temperatures for exploring the region's diverse terrain and historical sites.
Yes, Mount Cengio is a summit that provides a unique panorama of the Vicenza Valley and the nearby Val d'Astico. From its top at 1354 m above sea level, you can enjoy expansive views, including the mountains of the Asiago Plateau and the Euganean Hills of Padua in the distance. Grenadier's Leap also offers very scenic views overlooking the Astico Valley.
The Grotta del Tesoro in Lumignano offers a mesmerizing underground adventure. It features intricate karst formations and a grand chimney shaft that creates an 'extraordinary effect' with light. Access involves a short but somewhat difficult hike, so wearing trekking shoes and bringing a headlamp is advised. Guided visits are often organized by voluntary associations, typically on specific days like the first Sunday of the month.
Visitors frequently praise the stunning natural beauty and historical depth of the area. For instance, the Grenadier's Leap is described as 'rich in history and really very scenic'. The Contrà Pria Pools are loved for their 'crystal clear water' and 'spectacular' appearance, often compared to Sardinia. The panoramic views from Mount Cengio are also highly appreciated.
Yes, sites like the Stonhaus Sinkhole and Siesòn Cave are geared towards more experienced explorers. The Stonhaus Sinkhole offers a raw, untouched natural beauty with a sense of discovery, as formal tourist infrastructure is limited. The Siesòn Cave presents a challenging environment due to its imposing dimensions and potential for slippery ice formations, requiring caution and appropriate equipment.
Absolutely. The area around Mount Cengio is a prime example, combining a natural summit with historical significance. You can explore the Gun Emplacement Tunnel of Monte Cengio and Grenadier's Leap, both offering insights into the Great War history amidst stunning natural backdrops. These sites provide a unique blend of geological wonder and historical narrative.
Yes, the Contrà Pria Pools are a fantastic spot for water activities. Located in the Astico river, these pools feature crystal-clear water surrounded by rocks, making them an ideal natural swim spot. Additionally, Lake Lavarone offers swimming in summer and ice skating in winter, providing diverse water-based recreational opportunities.


Extend your search for the best caves by checking out these guides of the top ones around Valdastico: