In www.clubbingspain.com there are the best info about all the clubs in Madrid and another cities of Spain, I'm from Catalonia anf only know the clubs in Barcelona, for me, the best clubs are: Florida 135(Fraga), l'Atlantida(Sitges), Sala del Cel(Girona), Republica(Barcelona), Torres de Avila(Barcelona), Row(Barcelona), Jacaranda(Calella de la Costa).... bye