What historical site, U.S., or event involve a light house?

Question: What historical site, U!.S!., or event involve a light house!?
Best Answer - Chosen by Asker:

The only one that's coming to mind is!.!.!.not really a light house, sorry, but it's the "one if by land, two if by sea" lanterns-in-a-church-tower bit from Paul Revere's ride in 1775!.Www@QuestionHome@Com