Statements (32)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:castle | 
| gptkbp:category | gptkb:castle gptkb:coastal_fortifications | 
| gptkbp:establishedIn | early 19th century | 
| gptkbp:feature | thick walls circular design roof-mounted cannon | 
| gptkbp:height | up to 12 meters | 
| gptkbp:inspiredBy | gptkb:Genoese_coastal_towers | 
| gptkbp:location | gptkb:Australia gptkb:Canada gptkb:Ireland gptkb:Italy gptkb:South_Africa gptkb:Sri_Lanka gptkb:United_Kingdom | 
| gptkbp:material | gptkb:brick gptkb:stone | 
| gptkbp:namedAfter | gptkb:Mortella_Point_(Corsica) | 
| gptkbp:notableExample | gptkb:Dymchurch_(Kent) gptkb:Kingston_(Ontario) gptkb:Sandown_(Isle_of_Wight) | 
| gptkbp:purpose | coastal defense | 
| gptkbp:replacedBy | modern artillery forts | 
| gptkbp:status | some in ruins many preserved as heritage sites | 
| gptkbp:usedBy | gptkb:British_Empire gptkb:French_Empire | 
| gptkbp:usedDuring | gptkb:19th_century | 
| gptkbp:bfsParent | gptkb:Bere_Island | 
| gptkbp:bfsLayer | 6 | 
| https://www.w3.org/2000/01/rdf-schema#label | Martello towers |