EntityQ4688013· pop 10· linked from 273 articlesaerial lighthouseSign in to savelighthouse used to guide aircraft with lighted beacons at nightConnectionsairwayEntityEuropeEntityFinlandCountryUnited KingdomCountryMississippi RiverEntityTurkuEntityPortlandEntitySaint PaulEntitylighthouseEntityThe New York TimesEntityWayback MachineEntityEindhovenEntityLeeuwardenEntityMorse codeEntityLincolnshireEntityAssociated PressEntityGreat FallsEntitySt. GeorgeEntityFresnel lensEntityUnited States Department of CommerceEntityCategories1923 establishments in the United StatesAeronautical navigation systemsAir traffic controlAviation history of the United StatesBeaconsCommunication towers in the United StatesHistory of lighthousesTransportation infrastructure in the United StatesUnited States Department of CommerceUnited States Postal Service