Sala BeCool. Barcelona night club. Location near Avinguda Diagonal in Sarrià-Sant Gervasi in upper area of Barcelona. BeCool is a mid-sized club with two floors playing indie, underground house, oop and techno and a fun revolving dancefloor. Sala BeCool has gained a reputation as one of the best underground music venues in Barcelona. Visit Sala BeCool's website for details of many parties, live band performances and international DJ sessions.