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Volmehanghöhle

The Volmehanghöhle cave system, comprising Volmehanghöhle, Martinsloch and Volmetalhöhle, lies behind and beneath the Hagen Stadthalle in a former mass limestone quarry; the Volmehanghöhle is sealed.

Hagen

The Volmehanghöhle cave system, comprising Volmehanghöhle, Martinsloch and Volmetalhöhle, lies behind and beneath the Hagen Stadthalle in a former mass limestone quarry; the Volmehanghöhle is sealed.

Characteristics

  • Type: Cave
  • Municipality: Hagen
  • Record updated:

Caves are protected biotopes (§30 BNatSchG). Caves used by bats as winter quarters must not be entered from 1 October to 31 March (§39(6) BNatSchG), except show caves and their developed parts.

Location

In the south, on the B54, is the Volmehanghöhle.

Map

Entrances

Always verify coordinates and access conditions before setting out.

  1. Volmehanghöhle

    51.352181, 7.485430
Download all entrances as GPX

Description

Morphology

A former mass limestone quarry is now the site of the Stadthalle with parking areas, underground garage and Mercure Hotel. In places, bedrock and large boulders are integrated into the buildings and the outdoor grounds. The limestones are reef limestones of the Middle Devonian Givetian period, also known as mass limestones.

Other details

The Volmehanghöhle cave system consists of Volmehanghöhle, Martinsloch and Volmetalhöhle, which lie behind and beneath the Hagen Stadthalle. The Volmehanghöhle is sealed.

Bio

The rocks frequently contain fossils typical of reef limestone, such as corals, stromatoporoids (including Amphipora) and brachiopods (mostly Stringocephalen).

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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/364045800 · The derived data is available on request under the ODbL: [email protected]