Wallefelder Hülloch
The Wallefelder Hülloch south of Wallefeld is a 150 m long natural cave in reef limestone with a large entrance and a spacious hall.
EspeleoWorld
Wallefelder Hülloch
The Wallefelder Hülloch south of Wallefeld is a 150 m long natural cave in reef limestone with a large entrance and a spacious hall.
Engelskirchen
Updated record
https://espeleoworld.com/en/c/wallefelder-huelloch-engelskirchen
Information can change. Always verify coordinates, access, weather, and cave conditions before setting out.
The Wallefelder Hülloch south of Wallefeld is a 150 m long natural cave in reef limestone with a large entrance and a spacious hall.
Description
Morphology
The cave lies within the reef limestone of the Hobraeck-Schichten (Middle Devonian). The cave's passage length is 150 m, and the height difference is 11 m. It has a large entrance and a spacious hall.
Speleothems
Within the cave there are mineralizations (aragonite remains).
Other details
At the surface in the area around the cave there are sinkholes or pings. The natural cave was closed by the AKKH and is in its possession.
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Source: Geotopkataster Nordrhein-Westfalen (Geologischer Dienst NRW) (ogc-api.nrw.de), modified. Data licence Germany – attribution – version 2.0 (dl-de/by-2-0), https://www.govdata.de/dl-de/by-2-0 Geowissenschaftliche Daten: INSP-GeotopeinNRW @ Geologischer Dienst NRW · data as of 2026 · Location data: © OpenStreetMap contributors, ODbL 1.0, https://opendatacommons.org/licenses/odbl/1-0/. · https://www.openstreetmap.org/node/1409037144 · The derived data is available on request under the ODbL: [email protected]