Photo - Hohler Fels

© Dr. Eugen Lehle · CC BY-SA 3.0, https://creativecommons.org/licenses/by-sa/3.0/ · Wikimedia Commons · https://commons.wikimedia.org/wiki/File:Hohler_Fels.jpg

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Contains information from Grottocenter (Wikicaves), grottocenter.org, made available under the Open Database License (ODbL 1.0, https://opendatacommons.org/licenses/odbl/1-0/), modified. · data as of 2026 · The derived data is available on request under the ODbL: [email protected]