Considering the Das Weisse Hotel an der Elbchaussee in Hamburg?
A VT member wrote the following comment about visiting Hamburg:
Couldn`t believe it by Maidstoneman
Must be the bargain of the century. The card was purchased in our hotel and for a ludicrious sum took 4 of us around the city for three days, and entitled us to discounts at some attractions. From memory it was about 11 euros per person for the 4 of us!