Spinola Redoubt
Malta
The 186th tallest tower in the world
Spinola Redoubt (Maltese: Ridott ta' Spinola), also known as Birżebbuġa Redoubt (Maltese: Ridott ta' Birżebbuġa), was a tour-reduit in Birżebbuġa, Malta. It was built by the Order of Saint John in 1715–1716 as one of a series of coastal fortifications around the Maltese Islands. It has been demolished.
Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).