Ete, the Mira... is in Weinheim, not Mannheim. I've read bad reviews lately, and a look at TripAdvisor confirms this. So better get some feedback before you make a trip unless you want to visit this wine region anyway. You might be disappointed.
The TE is a must be seen, no question.
https://www.tripadvisor.de/Attractio...g.html#REVIEWS