The Service Tree lists all services in "branched" groups, starting with the very general and moving to the very specific. Click on the name of any group name to see the sub-groups available within it. Click on a service code to see its details and the providers who offer that service.
Lighthouses
Taxonomy Code: PL-7600.4600
Towers or other structures equipped with a powerful light, which are erected at the entrance of a port or at other points along the coast to serve as a guide to mariners at night.