The Ottoneum was built by the Landgraf Moritz. It was named after Landgraf Moritz' favourite son. Originally, the Ottoneum was a theater. Today is a museum of Natural Science. Among many other things it hosts the skeleton of the famous "Goethe elephant".
![http://universes-in-universe.org/var/storage/images/media/images/biennials/documenta/2012/big_tour/04_ottoneum/01_ottoneum_310/1609188-1-eng-GB/01_ottoneum_310.jpg](http://universes-in-universe.org/var/storage/images/media/images/biennials/documenta/2012/big_tour/04_ottoneum/01_ottoneum_310/1609188-1-eng-GB/01_ottoneum_310.jpg)