| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Abbotsford House |  | Scotland | Europe | 1824 | 1824 | website | Galashiels | United Kingdom | 55.5995148310 | -2.7821210712 | Walter Scott | Map | |||||
| Aberdeen Castle |  | 1308 | Scotland | Europe | 14th century | website | Aberdeen | United Kingdom | 57.1492000000 | -2.0902800000 | Map | ||||||
| Aberdour Castle |  | Scotland | Europe | 1200 | 1200 | website | Aberdour | United Kingdom | 56.0552000000 | -3.2983000000 | Historic Scotland | Map | |||||
| Ackergill Tower |  | Scotland | Europe | 15th century | website | Wick, Caithness | United Kingdom | 58.4754000000 | -3.1113100000 | Map | |||||||
| Ardtornish Castle |  | Scotland | Europe | Before 15th century | website | Morvern | United Kingdom | 56.5191666667 | -5.7538888889 | Map |