Castles, masonry ruins, historic attractions, ruinous bastles and other interesting remnants in the United Kingdom.
| Addington Castle Hill | Map, print or save to GPS |
| Adforton Motte | Map, print or save to GPS |
| Adpar Motte | Map, print or save to GPS |
| Adwick le Street Castle Hills | Map, print or save to GPS |
| Affeton Castle | Map, print or save to GPS |
| Afon Lliw Mound | Map, print or save to GPS |
| Afon Marteg Mount | Map, print or save to GPS |
| Aikton Castle | Map, print or save to GPS |
| Akeld Bastle | Map, print or save to GPS |
| Akenham | Map, print or save to GPS |
| Alberbury Castle | Map, print or save to GPS |
| Albright Hussey | Map, print or save to GPS |
| Aldborough | Map, print or save to GPS |
| Aldbrough | Map, print or save to GPS |
| Aldburgh | Map, print or save to GPS |
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