Photo - Gussmannshöhle
s. o. · CC0 1.0, https://creativecommons.org/publicdomain/zero/1.0/ · Wikimedia Commons · https://commons.wikimedia.org/wiki/File:Gu%C3%9Fmannsh%C3%B6hle_2.jpg
Source: Geotopkataster Baden-Württemberg (Regierungspräsidium Freiburg – LGRB) (services.lgrb-bw.de), modified. Data licence Germany – attribution – version 2.0 (dl-de/by-2-0), https://www.govdata.de/dl-de/by-2-0 Datenquelle: Regierungspräsidium Freiburg - LGRB, www.lgrb-bw.de · data as of 2026 · 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. · depth, length, names · obtained 2026-11-13 · https://grottocenter.org/ui/entrances/23585 · data as of 2026 · Source: Grottocenter (Association Wikicaves), worldwide collaborative cave database (grottocenter.org), modified. CC BY-SA 3.0, https://creativecommons.org/licenses/by-sa/3.0/ Grottocenter (Wikicaves) · Text by BTH · history · obtained 2026-11-13 · https://grottocenter.org/ui/entrances/23585 · data as of 2026 · The derived data is available on request under the ODbL: [email protected]