The Rheinturm Düsseldorf is a 240.5 metre high concrete telecommunication tower of Düsseldorf. It was built from 1979 until 1981. The Rheinturm carries aerials for directional radio, FM and TV transmitters and has in a height of 174.5 metre a rotating restaurant and in a height of 170 metres an observation deck.

The Rheinturm was inaugaurated on December 1st, 1981. It contains of 7,500 cubic metres concrete and weighs 22,500 tons. Until October 15th, 2004, when an aerial for DVB-T was mounted, it was 234.2 metres high.

As special attraction there is a light sculpture on its shaft, which works as a clock. This sculpture was designed by Horst H. Baumann and is called Lichtzeitpegel (light time level). The light sculpture on the Rheinturm is the biggest decimal clock in the world.

• http://www.structurae.net/structures/data/index.cfm?ID=s0000058

List of towers