Lighthouse
A lighthouse is a tower, building, or other type of structure designed to emit light from a system of lamps and lenses and used as a navigational aid for maritime pilots at sea or on inland waterways....
Lighthouse - Wikipedia
Stunning Lighthouse Hotels Around The World
Perched on rocky coasts, towering cliffs, or islands, lighthouses have served as beacons to guide ships safely into a harbor for centuries. While many of them have been decommissioned today, several b...
Fresnel lens
A Fresnel lens (pronounced /freɪˈnɛl/ fray-NEL or /ˈfrɛznəl/ FREZ-nel) is a type of compact lens originally developed by French physicist Augustin-Jean Fresnel for lighthouses.The design allows the co...
Fresnel lens - Wikipedia
Light characteristic
A light characteristic is a graphic and text description of a navigational light sequence or colour displayed on a nautical chart or in a Light List with the chart symbol for a lighthouse, lightvessel...
Light characteristic - Wikipedia
Range light
Leading lights (also known as range lights in the United States) are a pair of light beacons, used in navigation to indicate a safe passage for vessels entering a shallow or dangerous channel; and ma...
Range light - Wikipedia
History of lighthouses
The history of lighthouses refers to the development of the use of towers, buildings, or other types of structure, as an aid to navigation for maritime pilots at sea or on inland waterways.
Before...
History of lighthouses - Wikipedia
List of lighthouses in the United States
This is a list of lighthouses in the United States. The United States has had approximately a thousand lights as well as light towers, range lights, and pier head lights. Michigan has the most lights ...
List of lighthouses in the United States - Wikipedia
Lighthouse of Alexandria
The Lighthouse of Alexandria, sometimes called the Pharos of Alexandria (/ˈfɛərɒs/; Ancient Greek: ὁ Φάρος τῆς Ἀλεξανδρείας), was a tower built by the Ptolemaic Kingdom between 280 and 247 BC which wa...
Lighthouse of Alexandria - Wikipedia
Lighthouse and naval vessel urban legend
The lighthouse and naval vessel urban legend describes an encounter between a large naval ship and what at first appears to be another vessel, with which the ship is on a collision course. The naval v...
Lighthouse and naval vessel urban legend - Wikipedia
List of lighthouses in Washington (state)
This is a list of all lighthouses in the U.S. state of Washington as identified by the United States Coast Guard. There are eighteen active lights in the state; three are standing but inactive, three ...
List of lighthouses in Washington (state) - Wikipedia
Joshua Appleby
USCGC Joshua Appleby (WLM-556) is a United States Coast Guard Keeper-class cutter based out of St. Petersburg, Florida.
The Joshua Appleby was commissioned in August 8, 1998. The 6th of 14 Keeper-...
List of lighthouses in Turkey
This is an incomplete list of lighthouses in Turkey. As of 2011, there are a total of 445 lighthouses and light vessels in service on Turkey's coastline, which has a total length of 8,333 km (5,...
John Coode (engineer)
Sir John Coode KCMG (11 November 1816 – 2 March 1892), English civil engineer, known for harbour works.
He was born at Bodmin on 11 November 1816. He was educated at Bodmin Grammar School and afte...
John Coode (engineer) - Wikipedia
John Donahoo
John Donahoo (sometimes spelled Donahoe) (1786–1858) was a lighthouse builder active in Maryland for much of the first half of the nineteenth century.Little is known of Donahoo's life, but he appears ...
List of lighthouses in Israel
Lighthouses in IsraelThe lighthouses of Israel are all located along its 273 kilometres (170 mi) coastline. Most of the Israel's coastline faces west on the Mediterranean Sea, with a short coastl...
List of lighthouses in Israel - Wikipedia
Integral lighthouse
An integral lighthouse is a lighthouse in which the tower and keeper's dwelling are united in one structure. Generally, the term is not used to refer to a caisson or screw-pile lighthouse.
Lighthouse Digest
Lighthouse Digest is a specialty magazine for lighthouse and maritime history enthusiasts published in East Machias, Maine. Launched in May, 1992, by FogHorn Publishing, it is dedicated to preservin...
List of lighthouses in the United States by height
The height of existing lighthouses is expressed in two measures: the height of the tower itself, and the distance from the focal plane (that is, the center) of the light source to the water. The latte...
List of lighthouses in the United States by height - Wikipedia