I am from the South of Europe and mainly interested in travelling within Southern Europe in countries where the language is close to mine (latin language).
Are you sure you want to go to such a freezing city for NYE? Why not rather Palermo ? Friends of mine found themselves quite drunk in the underground of Berlin after NYE... not such a good idea See More
The city center you can walk through, no need to rent a bike. But for the visit I think if you want to have one visit with a guide it is the one on the canal. That is fundamental to the city. You cannot miss it ;) See More