Get in and enjoy the most important sights of Karlsruhe! With our double-decker convertible bus, the discovery tour becomes an experience. Learn all sorts of interesting and entertaining things about Karlsruhe with the audio guide - of course in first-class sound and experience quality<br>Your 24-hour HopOn / HopOff ticket gives you enough scope for individual city tours. You can get on and off as you wish at nine striking stops in the Karlsruhe city area.