| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Frohburg Castle |  | Solothurn | Europe | 1100 | 1237 | website | Trimbach, Switzerland | Switzerland | 47.3790710000 | 7.8899100000 | Map |