Lighthouses In Alaska
This is a list of all lighthouses in the U.S. state of Alaska as identified by the United States Coast Guard. There are eleven active lights in the state; the other five have been replaced by automated skeleton towers. The history of Alaskan lighthouses predates the Alaska Purchase, Seward purchase: the Russians erected a light at Sitka, Alaska, Sitka, in Baranof Castle (located on Castle Hill (Sitka, Alaska), Castle Hill); this light was found unnecessary by the Lighthouse Service and discontinued, but was taken over by the army and maintained by them until 1877. The first American lighthouses in the state were erected in 1902 but most early lights were rebuilt before 1940 in a distinctive Art Deco style; the only surviving building from the earlier group is the Eldred Rock Light. The last constructed were replacements for the lights on Unimak Island in 1950. Alaska has the northernmost and westernmost lighthouses in the United States, and some of the most isolated as well. Keepe ...
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Lighthouse
A lighthouse is a tower, building, or other type of physical structure designed to emit light from a system of lamps and lens (optics), lenses and to serve as a beacon for navigational aid, for maritime pilots at sea or on inland waterways. Lighthouses mark dangerous coastlines, haz