| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fort Boyard (fortification) |  | Nouvelle-Aquitaine | Europe | 1857 | 1804 | website | Île-d'Aix | France | 45.9996420000 | -1.2139330000 | Map |