Semáforo de Anaga
Spain
The 186th tallest tower in the world
The Semáforo de Anaga or Semáforo de Igueste is a former semaphore station located near Igueste, Tenerife, Canary Islands. Opened in 1895, it operated until 1970, after which it was abandoned.
Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).