Edin's Hall Broch
United Kingdom
The 186th tallest tower in the world
Edin's Hall Broch (also Edinshall Broch, Woden's Hall Broch) is a 2nd-century broch near Duns in the Borders of Scotland. It is one of very few brochs found in southern Scotland. It is roughly 28 metres in diameter.
Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).