Torre di Roncisvalle
Italy
The 186th tallest tower in the world
Torre di Roncisvalle is a tower overlooking Valtellina at an altitude of 689 metres, located in the Castionetto district of Chiuro, in the province of Sondrio, northern Italy. The massive tower offers an effective lookout point even today.
Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).