Nowadays, most lighthouses are automatic and do not require keepers. During the days of lighthouse keepers, the length of a shift depended on the location of the house - some, on the mainland, had tied accomodation and it was the keeper's full time job. Remote houses might have a 14 day shift.
Egyptians were the people who invented lighthouses. Lighthouses guide sailors as navigators and as warning systems
They controlled lighthouses so the enemy could crash into the shore, island, rocks, or reef.
Lighthouses are not spiraled, they are towers.
Lighthouses are typically unmanned and automated, and do not require people to operate them. The light beams are now usually powered by electricity and controlled remotely. In the past, lighthouses did need keepers to maintain the light and equipment, but advancements in technology have made this role unnecessary.
It is because it gives the government more moneySources: Live in a lighthouse
There are 23 lighthouses in Connecticut.
Ohio has 24 lighthouses.
their are currently 1,983,475 lighthouses
Nobody actually know when and where the lighthouses were built.
There are lighthouses all along the coast.
Most lighthouses are automated nowadays, or have become unused. As with windmills, some people like the idea of living in an unusual dwelling. Therefore, the reasons can be varied and personal.
Canada has the most lighthouses in the world.