| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Château de Boulogne-sur-Mer |  | Fortified Castle | Museum/exhibition | Hauts-de-France | Europe | 1231 | 1227 | website | Boulogne-sur-Mer | France | 50.7256000000 | 1.6169000000 | Philip I | Map |