(beacons)
1.
A beacon is a light or a fire, usually on a hill or tower, which acts as a signal or a warning.
N-COUNT
2.
If someone acts as a beacon to other people, they inspire or encourage them.
Our Parliament has been a beacon of hope to the peoples of Europe...
General Rudnicki was a moral beacon for many exiled Poles.
N-COUNT: usu N to/of/for n