Dotō
Japan
The 186th tallest tower in the world
The Dotō (earth stupa), is a Nara period Buddhist relic located in the Dotō neighborhood of Naka-ku, in the city of Sakai, Osaka, Japan. It is also referred to as the Ōno-ji Dotō after the temple on whose grounds it is located. It was designated as a National Historic Site in 1953, with the area under protection expanded in 2005.
Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).