Bismarck Tower
Ballenstedt, Germany
The Bismarck Tower (Bismarckturm) on the 268-metre (879 ft) high Stahlsberg above Opperode in Germany is a monument to the former German chancellor, Bismarck. Built in 1914/15, it can be used as an observation tower.
Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).