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North Rhine-Westphalia

Rhein-Sieg-Kreis

North Rhine-Westphalia

Rhein-Sieg-Kreis

The Top 9 Caves in the Rhein-Sieg-Kreis

Looking to visit a cave in the Rhein-Sieg-Kreis on your next adventure? To help you better plan your next outdoor experience, we’ve collected Rhein-Sieg-Kreis’s 9

best caves for you. Based on the experiences of other users, each is a recommendation you know you can trust — so you can better plan your next adventure.

Last updated: November 1, 2025

Nibelungenhalle, Dragon Cave and Reptile Zoo

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Dragon Cave & Reptile Zoo, open from March to November, offers not only historical but also various reptiles, birds and insects from North and South America, Australia, India, Indonesia, Africa, Madagascar, Papua New Guinea and the Solomon Islands.

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Willi Ostermann Memorial in the Nachtigallental (Nightingale Valley)

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Wilhelm "Willi" Ostermann was born on October 1st, 1876 in Mülheim am Rhein. He died on
August 6th, 1936 in Cologne and was a composer and lyricist of home and …

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Get recommendations on the best single tracks, peaks, & plenty of other exciting outdoor places.

Ofenkaulen Caves in Lauterbachtal

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The Ofencaulen are a tunnel system in the Siebengebirge
The tunnels were created from the late Middle Ages by the dismantling of Trachyttuff, which was used as an oven stone …

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Bat Cave on the River Agger

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A very nice path along the Agger, several benches invite you to linger.

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Nachtigallental Cave

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The cave can be visited without special equipment fixed, a flashlight could be helpful. :)

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Tunnels in the tuff

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The so-called oven kebabs were previously used for the production of ovens.

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Cave and winter landscape in the Aggerbogen Landscape Garden

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The landscaped garden is currently dressed in white.

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Ice Cellar Cave (Eiskellerhöhle) in Naturpark Siebengebirge

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There used to be so-called ice cellars here. When the ice floes drifted on the Rhine in winter, they could be brought into caves. These then served as a refrigerator …

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Juliusstollen Mine Entrance

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Great information about mining in Ruppichteroth.

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Other adventures in the Rhein-Sieg-Kreis

Hiking on the Cologne Trail – Discover nature close to the city

Hiking Collection by

Nuria

Sieg Nature Trail – Pure nature

Hiking Collection by

Anette

Rheinsteig Trail – The 21 stages along the Rhine

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Nuria

Wasserburgen-Route — A ride through Germany's Castle Country from the Rhine to the Eifel and back

Cycling Collection by

Wasserburgen-Route

The National Natural Landscapes in Nordrhein-Westfalen

Hiking Collection by

Nationale Naturlandschaften

To palaces and castles - rides in the Rheinland cycling region

Cycling Collection by

Radregion Rheinland

Nine exciting hikes across North Rhine-Westphalia

Hiking Collection by

mobil.nrw

Ten fantastic hikes throughout Germany

Hiking Collection by

komoot

Most popular routes in the Rhein-Sieg-Kreis

Hiking in the Rhein-Sieg-Kreis

Cycling in the Rhein-Sieg-Kreis

Easy hikes in the Rhein-Sieg-Kreis

MTB Trails in the Rhein-Sieg-Kreis

Running Trails in the Rhein-Sieg-Kreis

Road Cycling Routes in the Rhein-Sieg-Kreis

Waterfall hikes in the Rhein-Sieg-Kreis

Gravel biking in the Rhein-Sieg-Kreis

Mountain Hikes in the Rhein-Sieg-Kreis

Most popular attractions in the Rhein-Sieg-Kreis

Places to see

Castles

Natural Monuments

Lakes

Mountain Peaks

Canyons

Bike Parks

Huts

Waterfalls

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Didn’t find what you were looking for?

Discover more caves in the Rhein-Sieg-Kreis region by region:

Bad Honnef Lohmar Sankt Augustin Eitorf Much Neunkirchen-Seelscheid Wachtberg Hennef (Sieg)Windeck Königswinter Naturpark Siebengebirge

Explore more

Extend your search for the best caves by checking out these guides of the top ones in the Rhein-Sieg-Kreis:

Hohes Venn-Eifel Naturpark Bergisches Land Bergisches Land Euskirchen Städteregion Aachen Kreis Düren

The Top 9 Caves in the Rhein-Sieg-Kreis

Nibelungenhalle, Dragon Cave and Reptile Zoo

Willi Ostermann Memorial in the Nachtigallental (Nightingale Valley)

Ofenkaulen Caves in Lauterbachtal

Bat Cave on the River Agger

Nachtigallental Cave

Tunnels in the tuff

Cave and winter landscape in the Aggerbogen Landscape Garden

Ice Cellar Cave (Eiskellerhöhle) in Naturpark Siebengebirge

Juliusstollen Mine Entrance

Other adventures in the Rhein-Sieg-Kreis

Most popular routes in the Rhein-Sieg-Kreis

Most popular attractions in the Rhein-Sieg-Kreis

Get inspired with the komoot mobile app

Didn’t find what you were looking for?

Explore more

Get ready to conquer new peaks

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