Do you know Wuppertal in Germany?

Answer:
Yes. The city is known for the Schwebebahn, a monorail that is over 100 years old. The city is home to the Bayer company which invented Aspirin and Heroin (yes, the drug). It is also the birthplace of Friedrich Engels, one of the fathers of communist theory.
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First answer by Naanaanaa. Last edit by Beelay. Contributor trust: 141 Question popularity: 1 [recommend question].