| 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 Severn |  | Fortified Castle | Maryland | Americas | 1808 | website | Annapolis, Maryland | United States | 38.9666671753 | -76.4666671753 | Map |