- Miniatur Wunderland Hamburg GmbH
- 2840 total number
- Germany (Hamburg)
The longest melody played by a model train is 2,840 notes long, and was achieved by Miniatur Wunderland Hamburg GmbH (Germany) in Hamburg, Germany, on 17 March 2021.
Performed at their exhibition centre in Hamburg, Germany, the model train played 20 classical melodies over a 211-metre track; 2,840 glasses were filled with water to sound a note when hit.