Caves of Helgoland
Helgoland has 1 catalogued caves, including 1 cave. The longest is Georg siin Koller (30 m).
1 caves
30 m total length
Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded. Without depth data: 1. Without known lithology: 1.
The 20 longest
| # | Cave | Location | Length |
|---|---|---|---|
| 1 | Georg siin Koller | Helgoland, Kreis Pinneberg | 30 m |
Map
Name↕ | Length↓ | Depth↕ | Municipality↕ | Region↕ |
|---|---|---|---|---|
| Georg siin Koller | 30 meters | — | Helgoland |
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Administrative units: © BKG (2026) dl-de/by-2-0 (data sources). Boundaries simplified and reprojected by EspeleoWorld.
Contains information from © OpenStreetMap contributors, www.openstreetmap.org, made available under the Open Database License (ODbL 1.0, https://opendatacommons.org/licenses/odbl/1-0/), modified. · The derived data is available on request under the ODbL: [email protected]