Best caves around Merklingen, located in the Swabian Alb region of Germany, offer diverse subterranean experiences. The area is known for its unique geological formations, including deep vertical caves and richly adorned dripstone caves. Visitors can explore a variety of natural features that showcase the region's karst landscape. These caves provide insights into the geological structure of the Swabian Jura.
Last updated: July 6, 2026
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A very nice place to stop (cakes, coffee, cold drinks, sausages). Open only on weekends.
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The Sontheimer cave can be visited
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Very large cave that can be visited.
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The cave is called Sontheimer Höhle and is not a section of the route.
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Especially in summer, it is essential to bring a jacket/waistcoat with you, even for children
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Admission only with a guide. Price adults €4 children €2. Check admission times beforehand. https://sontheimer-hoehle.de/diehoehle/oeffnungszeiten-der-hoehle/
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Would recommend the waterfall to Brunnenstein cave in the climb. It was very slippery going down.
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The region offers diverse geological insights. The Laichinger Tiefenhöhle, Germany's deepest show cave, provides a glimpse into a fossilized reef from the Jurassic period, featuring unique 'Perlsinter' formations and impressive vertical shafts. The Schertel Cave is renowned for its abundant and beautiful dripstone formations.
Yes, several caves are suitable for families. The Sontheim Cave is a great option, offering an impressive show cave experience with attached gastronomy and a playground. The Schertel Cave also has paths that are generally easy to navigate, with some stairs, and provides entertainment for hikers.
Many caves, like the Schertelshöhle, are closed during winter months to protect hibernating bats. For the most comfortable experience and access to all attractions, visiting during the warmer months is recommended. The temperature inside caves like Laichinger Tiefenhöhle remains around 8.8 °C year-round, so warm clothing is always advisable.
Due to the constant cool temperatures inside the caves (around 8.8 °C in Laichinger Tiefenhöhle) and potentially slippery conditions, it is highly recommended to wear warm clothing and sturdy, non-slip footwear. Layers are ideal to adjust to temperature changes.
Yes, the Stone House is a natural cave that served as a residence in prehistoric times. The Schertelshöhle also has a rich history, fabled to have been a hideout for robbers, and its entrance funnel, the 'Kuhloch', has historical significance.
The Merklingen area offers numerous outdoor activities. You can find various running trails, such as the 'Running loop from Merklingen' or 'Hübscher Stein Boundary Stone loop'. There are also hiking routes like the 'Ulm38 Trail Hut' or 'Trimmdichtreppe Forest Steps loop'. For cyclists, road cycling routes like 'Schmiech Valley – Path Along the River Blau' are available. You can explore these and more on the respective guide pages for Running Trails around Merklingen, Hiking around Merklingen, and Road Cycling Routes around Merklingen.
Yes, the Laichinger Tiefenhöhle features an on-site Speleological Museum (Höhlenkundliches Museum). It provides extensive information on cave exploration, karst formation, cave fauna and flora, and displays like a cave bear skeleton. Admission to the museum is free, even without a cave tour.
The Laichinger Tiefenhöhle is Germany's deepest show cave and the only vertical cave accessible to the public. Visitors descend 55 meters via approximately 700 iron stairs, offering a unique vertical exploration experience. The Brunnensteigh cave, associated with the Autal Waterfall, has sections only accessible to experienced cave divers.
Visitors frequently appreciate the impressive natural beauty and geological insights. Highlights like the Sontheim Cave are praised for their 'impressive entrance into the underworld of the Alb'. The Schertel Cave is enjoyed for its beautiful dripstone formations and being a pleasant cooling spot on hot days. The Blautopf is celebrated as a 'stunning place' and one of the most beautiful natural spectacles of the Alb.
Absolutely. The Blautopf, a stunning karst spring with a deep blue color, is a must-see natural monument. The Autal Waterfall offers a relaxing natural setting. Additionally, a hiking trail connects the Schertelshöhle to the nearby 'Steinerne Haus' (House of Rock), a spacious cave with an arched portal, and the Burkartshöhle, a cave ruin.
While specific public transport routes directly to all cave entrances might be limited, Merklingen is well-connected by road, making car access straightforward. For detailed public transport information to specific caves like Laichinger Tiefenhöhle, it's advisable to check local transport schedules.
Yes, some cave sites offer on-site catering. The Sontheim Cave has attached gastronomy and barbecue areas. The Schertel Cave also has a small restaurant with a terrace nearby. For a wider selection, the town of Merklingen and surrounding villages offer various dining options.


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