If a lighthouse must have an enemy, it could be said to be the sea. Whilst the sea does not generally damage the lighthouse itself, it can encroach upon its foundations and, eventually, result in the lighthouse's collapse.
They controlled lighthouses so the enemy could crash into the shore, island, rocks, or reef.
Yes. Some lighthouses had additional personnel assigned to them to stand look-out watches for enemy ships, subs, and planes. In specific circumstances the lights would be extinguised if known enemy contacts were in the area.
Lighthouses are not spiraled, they are towers.
Egyptians were the people who invented lighthouses. Lighthouses guide sailors as navigators and as warning systems
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.
Canada has the most lighthouses in the world.
Billingsgate Island lighthouses were eroded away.
Cape Romain Lighthouses was created in 1857.