Blauer Engel Cocktailbar – Enjoyment meets history. Since 2016, the Blauer Engel Cocktailbar in Konstanz has been the address for exclusive and exotic cocktails, refined long drinks, as well as selected alcoholic and non-alcoholic beverages. In the midst of an 800-year-old vaulted cellar, you can expect a stylish lounge atmosphere that makes every evening a special experience.