| nombre | El Castillo de San Martín |
| Nota | Approximate location and elevation based on satellite imagery (primary BingSat), OpenSRTM and OpenTopo map. |
| tipo de lugar | Aldeas |
| source:id | 3056ii Paso Real de Cuá - USGS OpenTopo map no E751X30562 (1975) |
| source:imagery | BingSat, ESRI, and other open satellite imagery available to OSM as of 2024 |
| source:url | http://maps.lib.utexas.edu/maps/topo/nicaragua/ |