Ottoneum
Naturkunde Museum im Ottoneum | |
| Established | 1888 |
|---|---|
| Location | Kassel, Germany |
| Coordinates | 51°18′48″N 9°29′56″E / 51.31333°N 9.49889°E |
| Type | Natural history museum |
| Visitors | 333,007 (in 2012) |
| Owner | City of Kassel |
| Website | www |
The Ottoneum in Kassel, Germany was the first theater building built in Germany and is now a museum of natural history.