Lighthouses can be seen from the sea, and help in navigation between places. All lit lighthouses within 200 pixels are visible to vessels on water. Within 60 pixels the lighthouse name is visible, even if it is unlit. Only one can be built in each location.
Lighthouses come automatically installed with a light. It can be lit using various fuels and produces 1 gram of charcoal a day, regardless of the fuel type. The project is automatic and the maximum duration is 80. The amount of fuel consumed per day depends on the type of the fuel.
Fuel consumption per day:
When the light is lit, it can be seen further than an unlit lighthouse.