Hiking Highlight
Recommended by 301 out of 306 hikers
This Highlight is in a protected area
Please check local regulations for: Natur- und Geopark Vulkaneifel
The Ulmener Maar tunnel connects the Ulmener Maar with the Jungferweiher Maar and is 120 meters long and 70 cm wide at its narrowest point. Different rock layers from the volcanic history can be seen. Display boards and paintings on the tunnel make the history very interesting.
The tunnel was used to channel water from the two maars into the Ulmener Bach to the mills.
In addition to the tunnel, two drains and bulkheads are used to regulate the water level.
April 8, 2024
This tunnel was opened to the public in 2023. Opening times April to September 06:00 - 20:00 and October to March 08:00 - 17:00. Not barrier-free and 70 cm wide at the narrowest point. Should you have looked at.
May 18, 2023
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