Since the time when Greek sentinels lit fires on mountaintops for the use of mariners at sea, Lighthouses have aided the navigation of sailors on European waters.
Eighty Lighthouses under the authority of the Commissioners of.
For Ireland, the lights are important not only to mariners, but to the livelihood of the entire island.
Those crude fires have been replaced by state-of-the-art towers equipped with satellite technology, and Lighthouses remain indispensable navigational aids.
Since the time when Greek sentinels lit fires on mountaintops for the use of mariners at sea, Lighthouses have aided the navigation of sailors on European waters