Best caves around Erlen are found within the Thurgau region of Switzerland, offering diverse subterranean experiences. This area features natural rock formations and historical grottoes, providing insights into both geological processes and local heritage. The landscape around Erlen is characterized by forests and hills, making it suitable for exploring these natural features. Visitors can discover various cave types, from natural rock shelters to man-made grottoes.
Last updated: June 28, 2026
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Current 2023 https://www.zihlschlacht-sitterdorf.ch/freizeit-kultur/freizeit/hoehlen-hohlenstein.html/147
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The caves are exciting and, according to the reservation slip, are often rented for overnight stays. In front of the caves or the impressive Nagelfluhwand, a very cool but sometimes challenging path leads through. Certainly not suitable for everyone under 80 because it also includes a very short climbing section.
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A contemplative place to stay for a while
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Going down the path to the caves and climbing spots is really rewarding. Somewhat exposed but accessible to anyone under the age of 80, provided they are sure-footed.
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A magnificent lookout with incredible distant views. Families can also stop for a roll and picnic here
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Here you can stay overnight... Bring your own mattress...
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Huge caves, take a flashlight with you... great with children
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Very nice viewing platform, ideal to take a break
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The Erlen area, within the Thurgau region, offers a variety of subterranean experiences. You can find natural rock caves like the Bruderloch Cave and the Hohlenstein Cave (left, west), as well as historical grottoes such as the Marian Grotto at Schloss Spiegelberg. Some caves are also associated with climbing crags, offering diverse exploration opportunities.
Yes, several caves around Erlen are suitable for families. The Marian Grotto at Schloss Spiegelberg is considered family-friendly, offering a contemplative place. Additionally, the Hohlenstein Cave (left, west) is noted as great for children, especially if you bring a flashlight. The nearby Viewing platform above the Hohlenstein caves is also family-friendly and offers a beautiful panorama.
While the immediate Erlen area features natural rock formations and grottoes, the broader Swiss region offers spectacular geological wonders. For instance, the Höllgrotten Caves near Baar feature fascinating stalactites and stalagmites formed by calcareous springs. The St. Beatus Caves boast impressive rock formations and underground waterfalls, while the Stalactite cave and subterranean river in Vallorbe allow exploration of a river's underground course with drip-stone formations.
Yes, the Marian Grotto at Schloss Spiegelberg is a significant historical and religious site, inaugurated in 1935 as a replica of the Lourdes pilgrimage site. Beyond Erlen, the Mont Vully Caves in Fribourg are historically notable, having been excavated for defensive purposes during World War I. The Schnurenloch cave in Lenk-Simmental is also historically rich, yielding over 5000 bone finds from extinct cave bears and the oldest man-made stone tools in the canton of Bern.
Many caves, especially natural ones, maintain a cool, constant temperature year-round, making them suitable for exploration in various seasons. However, some show caves in the broader region, like the Höllgrotten Caves, are typically open from April to October. For outdoor activities leading to caves, spring and autumn offer pleasant temperatures, while summer can be a refreshing escape from the heat. Winter visits might require more caution due to potentially slippery paths.
For basic exploration of accessible caves like the Hohlenstein Cave (left, west), a flashlight is recommended. Sturdy, non-slip footwear is always advisable due to potentially uneven or damp surfaces. For more extensive or challenging caving experiences, especially in larger systems like Hölloch, specialized gear such as helmets, headlamps, and appropriate clothing would be necessary, often provided by guided tours.
While specific parking details for every cave are not always listed, many popular natural attractions and viewpoints in the Thurgau region, including those near caves, typically have designated parking areas. It's advisable to check local signage or online resources for specific parking information when planning your visit to a particular cave or grotto.
Yes, the landscape around Erlen is characterized by forests and hills, making it ideal for combining hiking with cave exploration. The Viewing platform, located directly on the Hohlenstein cliff, is accessible via trails, with the Hohlenstein caves situated below. You can find various running trails around Erlen, some of which might pass near these natural features.
The region around Erlen offers a wide range of outdoor activities. You can explore numerous road cycling routes, including loops with views of Lake Constance or through vineyards. For mountain biking enthusiasts, there are challenging MTB trails around Erlen, some offering views of the River Thur. Additionally, there are many running trails suitable for various fitness levels.
Policies regarding dogs can vary significantly between specific caves and trails. Natural outdoor trails are generally dog-friendly, but it's always best to keep dogs on a leash. For specific caves, especially show caves or those with delicate formations, dogs may not be permitted. It's recommended to check the specific rules for each cave you plan to visit.
Beyond Erlen, Switzerland boasts several renowned caves. The Höllgrotten Caves near Baar are famous for their dripstone formations. The St. Beatus Caves above Lake Thun offer stunning rock formations and underground waterfalls. For serious caving, Hölloch in Muotathal is the second-longest cave in Europe. Other notable sites include the subterranean river in Vallorbe and the Col des Roches Caves with their underground watermills.
For publicly accessible natural caves and grottoes around Erlen, a permit is generally not required for casual exploration. However, for more extensive or technical caving, especially in larger or protected cave systems, permits or guided tours might be mandatory. Always respect local regulations and private property signs.


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