Lighthouse buttons

 Google facts
What was the purpose of a lighthouse? What is a lighthouse? It is a tower with a bright light at the top, located at an important or dangerous place regarding navigation (travel over water). The two main purposes of a lighthouse are to serve as a navigational aid and to warn boats of dangerous areas. It is like a traffic sign on the sea
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The first known lighthouse was the Pharos of Alexandria, Egypt. Ptolemy I and his son Ptolemy II constructed it between 300 and 280 B.C. It stood about 450 feet high. This lighthouse was one of the Seven Wonders of the Ancient World. It was destroyed in stages by invaders and earthquakes, being destroyed in the 1300s.
The oldest existing lighthouse in the world is considered to be La Coruna in Spain that dates from ca. 20 B.C. A Roman lighthouse is located on the Cliffs of Dover in the UK that was constructed in 40 A.D. The first lighthouse in America was at Boston on Little Brewster Island (1716). The first keeper was George Worthylake who was drowned, along with his wife and daughter, when returning to the island in 1718. The original tower was destroyed by the British and eventually reconstructed in 1784.The oldest existing lighthouse in America (never rebuilt) is Sandy Hook, NJ (1764), which is still in operation.  Part of the building of the lighthouse was paid for by the sale of lottery tickets and shipping interest in New York City paid for the rest.Newest shoreside Lighthouse is Sullivan’s Island in Charleston, SC, 1962.The first Great Lakes lighthouse were Buffalo (Main) and Erie, PA (1818)First Lighthouse actually built by the Government of the United States - Cape Henry Light, Virginia, completed in 1792.The only Triangular-shaped lighthouse tower is Sullivan’s Island in Charleston, SC.
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