In the middle of the old part of Bamberg, directly beneath the mighty cathedral, one can find the Historical Brewery Tavern Schlenkerla. First mentioned in 1405 and now run by the Trum family in the 6th generation, it is the fountain of

Original
Schlenkerla Smokebeer
Bamberg's Specialty

(in German language it's called:
"Aecht Schlenkerla Rauchbier")

The Original Schlenkerla Smokebeer is here at the tavern still being tapped directly from the wooden barrel according to old tradition.