| name | image | style | date demolished | type | use | administrative division | continent | date completed | date Start construction | Website | Height (m) | city | Country | latitude (°) | longitude (°) | Original_owner/Owner/Protection | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hindenburg Line |  | Fortified Castle | Hauts-de-France | Europe | website | Cuvilly | France | 49.5000000000 | 2.8333332539 | Map |