Here in the Balver Caves and in the Hönne Valley, bones of animals from the last Ice Age have been discovered: mammoths and bears. You should be able to marvel at something like that in Dortmund, too! And anyway - the wonders of nature are certainly also something for city people like you, Alfred.
The "Steel Time Travelers" Luise & Alfred: Dortmund Nature Museum
Tue - Sun: 10 a.m. - 6 p.m.