Best natural monuments around Sarnonico are found within the Val di Non, a region in Trentino-Alto Adige/Südtirol, Italy, known for its diverse natural features. Sarnonico serves as a base for exploring the surrounding Alta Val di Non and the broader Dolomites, a UNESCO World Heritage site. The area offers extensive forests, alpine meadows, and unique geological formations, including sedimentary rocks and limestone from ancient coral reefs. These landscapes provide opportunities for experiencing the natural wonders of Trentino.
Last updated: August 21, 2026
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Beautiful hiking trail through the Rastenbach Gorge over many steps. Various viewpoints, waterfalls and a hiking trail along the stream make the effort worthwhile.
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Small lake, idyllically situated in the middle of the forest. Steep approach through the forest on gravel, also doable with a trekking bike. Possibility to stop for refreshments at the lake, perfect!
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A wonderful view of Lake Kaltern, "great colors - great lights" and a fantastic mountain backdrop. A really great tour through a wonderful landscape.
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High waterfalls, the rustic bridges and wooden walkways, the lush deciduous forest covered with mosses and ivy, which creates a jungle feeling, the steep stairs and steps and the flatter sections that invite you to play by the water, guarantee an exciting experience along the Altenburgerbach .
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you can circle the lake on well-developed paths
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The biotope Rastenbachklamm is one of the most impressive gorges in South Tyrol (jungle feeling)
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Lake Caldaro is the warmest bathing lake in the Alps and is the largest natural body of water in the Autonomous Province of Bolzano. In the southern part there is a reed bed which is a protected biotope and a paradise for many species of animals.
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The lake is located in the middle of a forest in the protected area of Monticolo. Stop for a moment in this oasis along the South Tyrolean Wine Road to take a break and take some nice photos. The Great Lake of Monticolo is located in a largely wooded valley of Monte di Mezzo and is about 700 meters long, the width of the lake varies between 200 and 300 meters.
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The area around Sarnonico is part of the Dolomites, a UNESCO World Heritage site known for its unique geological history. You can observe stunning rock formations composed of sedimentary rocks and limestone, formed over millions of years from ancient coral reefs. The mountains showcase complex layers, deep chasms, and pinnacles, offering insights into extensive sedimentation and tectonic forces. You might even find fossilized marine organisms within the rocks.
Yes, the region boasts several impressive waterfalls. The Rastenbach Gorge Waterfall is particularly popular, offering a 'jungle-like experience' and is considered one of the most impressive gorges in South Tyrol. Within the same gorge, the Rastenbachklamm Waterfall provides several smaller cascades that offer refreshment and cooling during warmer months.
For breathtaking panoramic views, consider visiting the View of Lake Caldaro. This viewpoint offers expansive vistas of Lake Kaltern and the Adige Valley, with the scenic outlook fully compensating for the effort required to reach it. Additionally, the Kalterer Lake biotope also provides wonderful views of Lake Kaltern with a fantastic mountain backdrop.
The most notable lake in the vicinity is Lake Kaltern. It's considered one of the warmest bathing lakes in the Alps, with water temperatures reaching up to 28°C in summer. The area around the lake is beautiful for walking, hiking, and cycling. Another natural highlight close by is Lago Smeraldo, located near Fondo.
Sarnonico serves as an excellent base for various outdoor activities. You can explore numerous hiking and walking paths through the forests and alpine meadows of the Alta Val di Non. For cycling enthusiasts, there are dedicated guides for MTB Trails, Gravel Biking, and Road Cycling Routes around Sarnonico, offering diverse terrain and difficulty levels.
Yes, several natural monuments are suitable for families. Lake Kaltern and the Kalterer Lake biotope are both categorized as family-friendly, offering opportunities for walking, cycling, and swimming. The View of Lake Caldaro is also considered family-friendly, providing a rewarding experience for all ages.
The sunny weather and dry climate make the area a popular summer destination for enjoying the natural landscapes, hiking, and swimming in lakes like Kaltern. However, the diverse landscapes and geological formations offer unique beauty throughout the year, with each season presenting different scenic experiences.
Visitors frequently praise the breathtaking scenery and the diverse opportunities for outdoor activities. The 'jungle-like experience' of the Rastenbach Gorge and the refreshing waterfalls are often highlighted. Many also appreciate the stunning panoramic views, especially of Lake Kaltern and the Adige Valley, noting that the effort to reach these viewpoints is well rewarded. The geological significance of the Dolomites also fascinates many.
Absolutely. The Rastenbach Gorge is a prime example, offering a truly impressive and unique natural experience with its waterfalls and lush environment. Additionally, the nearby Canyon Rio Sass, located approximately 2.4 km from Sarnonico, is another significant natural attraction worth exploring for its dramatic geological formations.
The hiking trails around Sarnonico traverse varied terrain, from the expansive forests and alpine meadows of the Alta Val di Non to the more rugged and steep paths found within gorges like the Rastenbachklamm. Trails can range from easy walks around lakes to intermediate routes requiring surefootedness and appropriate footwear, especially in areas with waterfalls and geological formations.
Yes, the Kalterer Lake biotope is a designated nature reserve, offering a protected environment with wonderful views and diverse flora and fauna. The broader Dolomites region itself is a UNESCO World Heritage site, underscoring its significant natural value and protection.
The duration of your visit depends on the specific natural monument and your planned activities. A hike through the Rastenbach Gorge might take a few hours, while exploring the area around Lake Kaltern could easily fill half a day or more with walking, cycling, or swimming. For a comprehensive experience of the region's natural beauty, dedicating several days would allow you to visit multiple sites and enjoy various outdoor activities.


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