OSM tag name=Carmarthen Castle matches Carmarthen Castle in these Wikidata fields:
OSM tag name:cy=Castell Caerfyrddin matches Castell Caerfyrddin in these Wikidata fields:
| Archaeological sites in Carmarthenshire | historic=archaeological_site |
| Castle ruins in Wales | historic=ruins, building=ruins, ruins |
| Castles in Carmarthenshire | historic=castle, historic=ruins, building=castle, place=locality, tourism=attraction, historic=archaeological_site, historic=tower_house, building=ruins |
| Grade I listed castles in Wales | historic=castle, historic=ruins, building=castle, place=locality, tourism=attraction, historic=archaeological_site, historic=tower_house, building=ruins |
| Tourist attractions in Carmarthenshire | tourism=attraction, tourism=museum |