The Aachen Bismarck Tower is one of 173 still-standing towers and columns, which were constructed in the German Empire to commemorate the founder of the German state, Otto von Bismarck.
Wikipedia https://en.wikipedia.org/wiki/Bismarck_Tower_(Aachen)
Address 52066, Germany
Coordinates 50°44'48.003" N 6°6'22.811" E