Bismarckturm, Bismarck memorial in Marienburg, Cologne, Germany

The Bismarck Tower is a 27-metre-high memorial at Gustav-Heinemann-Ufer/Bayenthalgürtel in Cologne-Marienburg. Its compact base supports a 15-metre-tall figure of Bismarck in armour with a large eagle shield, five metres across the shoulders, carved from basalt lava and greywacke. Behind the figure rises a rectangular tower with a crenellated top that once held a fire bowl.

The building was completed on June 21, 1903 and serves as a monument to a key figure in German history. Its construction reflects the importance placed on the founding of the German state.

The tower is part of a group of memorial structures built across Germany in the early 1900s to honor a historical figure. These buildings show how communities of that era expressed their identity through such constructions.

The tower is accessible by public transportation and walking paths that connect to the main areas of the district. This accessibility makes the site easy to visit for both tourists and locals.

The fire bowl on the tower head was last lit in 1939; the structure was conceived as a fire column where flames were to burn each year at the summer solstice. The surrounding plane trees grew so tall by the early 21st century that they hid the whole monument.