Lighthouses existed long before electricity.
Lighthouses sometimes stood on rocks that vanished at high tide.
Lighthouses wore distinctive paint like uniforms.
Lighthouses helped sailors avoid dangers they couldn’t see.
Lighthouses could survive storms that destroyed nearby buildings.
Every lighthouse has its own signature.
Fresnel lenses were once considered too expensive to import.
Some lighthouses stood where fog hid the sea itself.
Lighthouses guided ships long before GPS.
Lighthouses used giant lenses instead of giant lights.
Lighthouses once relied on open flames.
Lighthouses once floated giant lenses on mercury.
Lighthouses gave each location its own signature flash pattern.
Lighthouses once spoke through fog with booming horns.
Lighthouses could be identified by light alone.
Lighthouses often operated in complete isolation.
Lighthouses were once among the tallest structures in the world.
Lighthouse keepers once wound multi-ton lenses by hand.
A single lighthouse lamp could be seen for miles.