Share 'New Year's Eve in Europe - where's the best?'

hi everyone, Would like to get a piece of personal experience of where is the best place to spend new year's eve; best place in spain; Madrid, Seville, Barcelona, Malaga or anywhere esle in Spain? What about Berlin, Amsterdam or Prague? Is that true that Paris can be the best but very expensive? What do people do and go after the fireworks in Paris? Anyone have spent NYE in Algarve? Is there m…