Best canyons around Ritten - Renon are defined by unique geological formations, notably the Earth Pyramids. These natural monuments are formed by the erosion of glacial moraine clay, where boulders protect the underlying material from rain. The region's landscape features diverse natural elements, including valleys and ravines, offering various trails for exploration. These formations showcase the power of natural forces over millennia.
Last updated: June 30, 2026
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A splendid natural monument, the earth pyramids of Renon have very few equals in Europe for their state of conservation and height. They are located in the Sarntal Alps and are the remnant of the retreat of some moraine glaciers.
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A remnant from the Ice Age - the earth pyramids on Ritten
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THE CREATION OF THE EARTH PYRAMIDS Earth pyramids consist of clay piled up in a cone shape and the boulders lying on top and often form bizarre landscape shapes. They can arise in soils made from late Ice Age moraine clay, which remains here on the Ritten from the Eisacktal main glacier and some local secondary glaciers. These soils are rock hard when dry, but as soon as it rains they turn into a soft paste and slide away, forming steep slopes 10 to 15 meters high. Further rainfall washes out these slopes, but if there are boulders in the softer earth material, the clay under these rocks is protected from the rain and while the surrounding material is eroded further and further by the weather, the majestic earth pyramids literally grow out of the ground. It is difficult to say how long it takes for an earth pyramid to form because there are too many components working together. It is also impossible to determine exactly how old an earth pyramid is or can become. However, it is clear that the largest and most beautiful pyramids can be formed over a period of up to thousands of years. An earth pyramid is over very quickly once the capstone falls from the top of the pyramid: the material is exposed to the rain without any protection and the column becomes smaller with every rain. And while one earth pyramid disappears as a result of this process, the next one is already being created further up the slope. https://www.ritten.com/de/1201-erdpyramiden/74-die-entstehung-der-erdpyramiden
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Here is the gateway to the wonderful nature in the Schlern area. Fantastically beautiful here!
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Great nature and beautiful paths... you can take a breather here!
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Wonderful place in the middle of nature. It's worth taking a break here.
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The most prominent and unique canyon-like natural features in Ritten-Renon are the Earth Pyramids. These striking geological formations are considered among the tallest and most beautifully shaped in Europe, created by natural erosion of glacial moraine clay. You can also explore various gorges and valleys, such as the Bärenfalle Gorge Trail and Tschamintal Valley.
The Earth Pyramids can be admired in three main locations within Ritten-Renon: the Finsterbachgraben (Finsterbach valley) between Lengmoos and Mittelberg, the Katzenbachgraben (Katzenbach ravine) below Soprabolzano, and the Gasterergraben (Gasterer valley) near Unterinn. A particularly impressive specimen can be found at the Earth pyramids in the Rivelone.
The Earth Pyramids are a result of natural erosion. They are composed of late glacial moraine clay, deposited by ancient glaciers. When rain falls, it erodes the soft clay, but large boulders resting on top protect the material underneath. Over time, the unprotected clay washes away, leaving tall, conical pillars with the boulders balanced on their peaks. As soon as a protective capstone falls, the pyramid quickly erodes.
For a challenging experience, consider the Bärenfalle Gorge Trail, known for its wooden steps, bridges, and ropes through a narrow high mountain range. The areas around the Earth Pyramids also offer scenic hiking opportunities, with the 'Earth Pyramids Trail' being a popular option to view these formations against the Dolomites. Other notable trails include the Prügelsteig Gorge Trail and the Schelmsteig Trail.
The areas around the Earth Pyramids offer new impressions with each visit, as the color of the pyramids can change with the time of day and light. Generally, spring through autumn provides the most pleasant weather for hiking and exploring the outdoor trails and gorges. During these seasons, the trails are typically clear of snow, offering optimal conditions for viewing the formations.
Yes, the areas around the Earth Pyramids offer hiking trails with varying levels of difficulty, making some suitable for families. The 'Earth Pyramids Trail' is a popular and accessible option for many visitors. Always check the specific trail's difficulty before heading out with children.
Beyond exploring the canyons and Earth Pyramids, Ritten-Renon offers a variety of outdoor activities. You can find excellent mountain hikes, including routes like the 'Rittner Horn – Corno Renon loop'. The region also boasts numerous MTB trails and road cycling routes for those looking for more active adventures.
The Earth Pyramids are relatively accessible. Many locations can be reached via a pleasant hike from stops along the Ritten railway, such as Klobenstein. The Ritten cable car from Bolzano also provides access to Oberbozen, from where some pyramid locations are easily reachable. Parking is generally available near trailheads, but it's advisable to check specific locations beforehand.
The Ritten Earth Pyramids are unique due to their impressive height, reaching up to 30 meters, and their striking 'skittle-shaped' forms with boulders balanced on top. They are a prime example of erosion at work, showcasing the power of natural forces over millennia. Their formation process, involving glacial deposits, rainfall, and the protective action of boulders, is a fascinating geological phenomenon not commonly seen elsewhere.
Yes, the areas around the Earth Pyramids offer excellent viewpoints. For instance, at the Earth pyramids in the Rivelone, there is a particularly impressive specimen directly in front of a viewpoint. The scenic hiking trails, such as the 'Earth Pyramids Trail', are designed to provide optimal views of these formations, often with the majestic Dolomites in the background.
Visitors highly appreciate the unique geological formations, especially the Earth Pyramids, which are often described as a 'real phenomenon' and a 'great sight'. The breathtaking views from the trails, the variety of colors, and the opportunity for scenic breaks in places like Tschamintal Valley are also frequently highlighted. The komoot community has shown significant appreciation, with over 400 upvotes and 260 photos shared across the highlights.
The largest and most beautiful Earth Pyramids can form and last for up to thousands of years. However, their existence is fragile. Once the protective capstone boulder falls from the top, the exposed clay material quickly erodes with each rainfall, causing the pyramid to shrink and eventually disappear. This continuous process means that while some pyramids vanish, new ones are constantly forming further up the slopes.


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