It's located exactly between our beloved place of work and the city centre which makes it the ideal meeting point. From the outside, it does not look all too spectacular:
What makes it special are two things.
The garden...

...and the bar
usually open from Mondays to Wednesdays, 21-1, and on Wednesdays only during the holidays. There you get exotic drinks as KiBa (a mix of cherry juice and banana nectar), a good Caipirinha whenever Cathrin works at the bar (she spent a year in Brazil what makes her a Caipirinha expert), and of course a decent Kölsch.