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A lighthouse is a tower, building, or other type of physical structure designed to emit light from a system of lamps and lenses and to serve as a beacon for navigational aid for maritime pilots at sea or on inland waterways.
This site includes photographs, directions, histories, and GPS coordinates garnered while personally visiting every lighthouse in the United States and nearly every lighthouse in Canada.
14 Must-See Lighthouses Around the U.S. - National Trust for Historic ...
Lighthouse, structure, usually with a tower, built onshore or on the seabed to serve as an aid to maritime coastal navigation, warning mariners of hazards, establishing their position, and guiding them to their destinations.
The United States Lighthouse Society is a nonprofit historical and educational organization dedicated to saving and sharing the rich maritime legacy of American lighthouses and supporting lighthouse preservation throughout the nation.
Lighthouses are constructed at important points on a coastline, at entrances to harbors and estuaries, on rocky ledges or reefs, on islands, and even in the water. Lighthouses help identify a ship’s location, warn ships of potential hazards, and notify them that land is near.
A lighthouse is loosely defined as a tower or other structure used to display a light for the guidance of ships to either avoid a dangerous area (shoals, etc.) or to identify a safe harbor.