Best caves around Volkertshausen are found within the wider Hegau region, characterized by its unique geological formations and historical significance. The area features ancient cave systems that offer insights into geology, archaeology, and unique ecosystems. These sites provide opportunities to explore natural monuments and historical locations. The landscape around Volkertshausen is shaped by past ice ages, revealing a rich natural and cultural heritage.
Last updated: May 14, 2026
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Can only be visited as part of a guided tour of the city of Engen's cultural office, which requires registration (it's worth it!). Only from April to September! Registration at the town hall: Tel.: 07733 - 50 22 11
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a paradise not only for the kids
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The Petersfels with the large cave belongs to the Ice Age Park and is very informative.
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Completely closed in winter, guided tours in summer by prior arrangement with the town of Engen.
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There is a huge doline above the Aach pot
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The path to the Lourdes grotto is elevated and very beautiful
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Caves are not only very interesting for children 👍! Information boards explain the story
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The Hegau region, encompassing Volkertshausen, offers several significant sites. These include the archaeologically rich Petersfels Cave, known for Ice Age finds, and the Gnirsh Cave, important for karst hydrology and prehistoric human refuge. Additionally, the Entrance to the Aachhöhle Cave Excavations features impressive sinkholes related to the Aachtopf karst spring, which is Germany's largest karst spring and a remarkable hydrological phenomenon.
Yes, the Petersfels Cave is located within the "Eiszeitpark" (Ice Age Park) near Engen, which is considered family-friendly. The park offers reconstructed Ice Age landscapes and educational boards, making it an engaging experience for children and adults alike. The Engen Ice Age Park Circular Trail is also a family-friendly route that includes the cave.
The caves around Volkertshausen are rich in history. Petersfels Cave is an archaeological treasure, famous for numerous finds including the "Venus vom Petersfels" and other female figurines, offering a unique glimpse into the lives of early humans over 10,000 years ago. The Gnirsh Cave also served as a refuge for Ice Age reindeer hunters approximately 15,000 years ago.
Difficulty varies by site. Petersfels Cave is generally accessible and can be visited at any time in the free park. The Gnirsh Cave is protected by a grid and requires a guided tour, making it an intermediate experience. The Entrance to the Aachhöhle Cave Excavations is considered challenging due to its deep sinkholes and the nature of its exploration.
While the full extent of the Aachtopf Cave System is still being explored by divers, visitors can observe the powerful Aachtopf spring itself near Aach. This is Germany's largest karst spring, where waters from the Danube re-emerge, offering a fascinating view of geological forces at play. The Entrance to the Aachhöhle Cave Excavations is related to this system.
Yes, the Gnirsh Cave is not freely accessible and can only be visited as part of a guided tour, typically available from April to September. You need to register with the city of Engen for these tours.
The region is characterized by unique geological formations. Around Petersfels Cave, you'll find the reconstructed vegetation of a late Ice Age steppentundra landscape. The Aachhöhle Cave Excavations feature two deep sinkholes, over 40 meters in diameter, showcasing significant karstification processes. The Aachtopf itself is a powerful karst spring, a major hydrological marvel.
The area around Volkertshausen offers various outdoor activities. You can find numerous hiking trails, such as those around the Ice Age Park, which includes the Engen Ice Age Park Circular Trail. There are also running trails and road cycling routes available. For example, you can explore the "Running loop from Volkertshausen" or the "Langenstein Castle – Langenstein Castle loop from Volkertshausen" for hiking.
Visitors appreciate the blend of natural beauty and historical significance. The reconstructed Ice Age environment around Petersfels Cave and the educational aspects are highly rated, especially for families. The geological wonders, like the powerful Aachtopf spring and the impressive sinkholes of the Aachhöhle Cave Excavations, also draw significant interest.
For Petersfels Cave and the Ice Age Park, parking is available at the "Brudertalbrücke," which is about 2.5 km east-northeast of Engen. Specific parking information for other cave sites may vary, but generally, access points to natural monuments in the Hegau region are equipped with designated parking areas.
The caves and outdoor sites in the Hegau region are generally accessible year-round. However, for guided tours of Gnirsh Cave, the season typically runs from April to September. Spring and autumn offer pleasant temperatures for hiking and exploring the outdoor landscapes, while the Ice Age Park can be visited anytime.
Information regarding dog access can vary by specific site. The Petersfels Cave and the surrounding Ice Age Park are outdoor areas with trails, where dogs are generally welcome if kept on a leash. For specific cave interiors or guided tours like Gnirsh Cave, it's advisable to check with the tour organizers or local authorities beforehand.


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