pair of lighthouses
C45945
concept
A pair of lighthouses is a coordinated duo of navigational beacons whose combined positions and signals provide mariners with enhanced guidance, distance estimation, and hazard avoidance along a coastline or harbor.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| twin lighthouse station | 1 |
Instances (2)
| Instance | Via concept surface |
|---|---|
| Two Lights | — |
| Cape Elizabeth Light | twin lighthouse station |