Old Stockholm telephone tower
Sweden
The 186th tallest tower in the world
The Old Stockholm telephone tower (Telefontornet) was a metallic structure built to connect approximately 5,500 telephone lines in the Swedish capital of Stockholm. Constructed in 1887, the tower was used until 1913. It was damaged by a fire in 1952 and demolished the following year.
Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).