Shukhov Tower in Polibino
The Shukhov Tower in Polibino, designed in 1896 by Russian engineer and architect Vladimir Shukhov, is the world's first diagrid hyperboloid structure. The tower is today located in the former estate of Yury Nechaev-Maltsov in the selo of Polibino in Lipetsk Oblast in Russia.
Source: Wikipedia — Shukhov Tower in Polibino (CC BY-SA 4.0)