Which cities do you know in France? I guess Paris, Maybe Marseillia or Lyon. But do you know Nancy? You should!
If you go to France and you have some time to spend here, I hope you will visit "La Place Stanislas."
This Place is one of the most beautiful town squares in Europe and is listed as a UNESCO World heritage site. This cultural masterpiece is full of museums, opera, restaurants and bars and deserves to be seen if you are in France.