Caves around Lonnig are primarily historical mining tunnels and man-made structures, reflecting the region's rich industrial past. Lonnig is situated in an area known for its slate and Roman mining heritage, offering unique subterranean exploration opportunities. These sites provide insight into historical extraction methods and their significance to the local landscape. The area features a variety of accessible underground locations, from ancient Roman workings to more recent slate mines.
Last updated: June 26, 2026
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Well, if we had paid more attention, we wouldn't have shot past the entrance to the caves.
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A cave, which is accessible for about 10 m, is the home of the legendary Tatzelwurm
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It is hard to imagine the working conditions of the miners who went into the mountain to laboriously mine the slate.
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A photogenic relic of an old mill is this water wheel on a tributary of the Nette.
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It is hard to imagine the working conditions of the miners who went into the mountain to laboriously mine the slate.
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🐾The Tatzelwurmweg owes its name to a mythical creature, that - half lion, half dragon - once lived hidden in the tunnels of Kobern-Gondorf🐾 . 🎨🖌Spectacular views and unexpected natural elements await the hiker - Moselle valley panorama & wide fields, or here the home of the Tatzel 🐾☺️
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The caves around Lonnig are primarily historical mining tunnels and man-made structures, reflecting the region's rich industrial past. You'll find ancient Roman workings, slate mines, and other unique subterranean exploration opportunities.
Yes, several sites are suitable for families. The Meurin Roman Mine offers easy-to-walk footbridges and ramps through its 1,700-year-old tuff tunnels. The Waterwheel at the Margareta Slate Mine water tunnel is also considered family-friendly, and the Tatzelwurm Caves are relatively easy to navigate, even with children, though bringing a lamp is recommended.
The caves around Lonnig offer a deep dive into the region's history, particularly its slate and Roman mining heritage. Sites like the Meurin Roman Mine preserve original traces of ancient Roman mining, while the Waterwheel at the Margareta Slate Mine water tunnel and the Fuchsloch Slate Mine Entrance showcase the area's significant slate mining past.
For those seeking a more challenging experience, the Fuchsloch Slate Mine Entrance is characterized by an approximately 1-meter opening in slate rock, accessed via a narrow hiking trail. A sign at the top warns, 'Only for experienced.' The Extraction chamber of the former Barbara slate mine is also noted as challenging, but entering the tunnel is prohibited due to the danger of collapse.
The Meurin Roman Mine features 1,700-year-old tuff tunnels and shafts with easy-to-walk footbridges and ramps. It's open from March 15 to October 31, Tuesday to Sunday, 09:00 - 17:00. It is closed on Mondays and during the winter season (November 1 - March 14). Prices are €2.60 for children up to 16 years and €4.90 for adults. More information can be found on their website.
The Lonnig area offers various outdoor activities. You can find numerous routes for cycling, gravel biking, and hiking. Popular hiking routes include the 'Niederburg Kobern Ruins – View of the Niederburg Kobern loop' and the 'Keverbach Valley near Lonnig – Rundwanderweg Lonnig Trailhead loop'.
Based on available information, Lonnig is primarily known for its historical mining tunnels and man-made cave-like structures rather than natural caves. However, the broader Naturpark Siebengebirge area, which may be accessible from Lonnig, does feature natural caves such as the Ofenkaulen Caves in Lauterbachtal.
Visitors appreciate the unique historical and geological insights offered by these underground sites. The community has contributed 95 photos and 220 upvotes, highlighting the appeal of learning about the region's mining past and exploring the distinct man-made structures.
No, it is not. For example, entering the tunnel at the Extraction chamber of the former Barbara slate mine is explicitly prohibited due to the danger of collapse. Always observe warning signs and prioritize safety when exploring these historical sites.
Absolutely. Sites like the Waterwheel at the Margareta Slate Mine water tunnel and the Fuchsloch Slate Mine Entrance are direct remnants of the region's extensive slate mining industry. They offer a glimpse into historical extraction methods and the significance of slate to the local landscape and community.
Yes, the Waterwheel at the Margareta Slate Mine water tunnel is a man-made monument featuring an old mill wheel still driven by water. It also served as a shelter during WWII, adding a layer of historical significance beyond mining.


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