Metro Station Pictures

People participate in the MP3 Experiment held outside the Drassanes metro station on October 29, 2009 in Barcelona, Spain. The MP3 Experiment was held simultaneously in the Spanish cities of Barcelona, Madrid, Murcia, and Vigo. Participants wore different coloured shirts, and listened to an MP3 for instructions on what to do for the Improv musical. The MP3 Experiment was first created by Improv Everywhere in New York city..Anonymous People Join The MP3 Experiment in Barcelona.Barcelona, Spain.October 29, 2009.