lighthouse
Tower with a powerful lamp at the top for guiding ships.
tower 
Concrete structure that forms the lighthouse’s body; it is resistant to waves and very strong winds.
gallery 
Narrow platform with a guardrail that provides a panoramic view from the lighthouse.
lantern pane 
Framed panes of glass that protect the lantern and support the cupola.
lantern 
Powerful lamp that projects an encoded beam.
cupola 
Roof protecting the lantern; it is equipped with a lightning rod.