Every day, from 19 March to 1 April, only three projections of images, music and light on the facade Modernist Puig de Can Serra, the headquarters of the Barcelona Provincial Council. Come and discover they have foolproof plans close to Barcelona: leisure, culture and nature in the province of Barcelona.
On Saturday 24 March there happens to Barcelona Provincial Council joins Earth Day and off the lights of their buildings to contribute to the fight against climate change.

More here: http://guia.barcelona.cat/en/detall/mapping-a-la-facana-de-l-edifici-de-la-diputacio-de-barcelona-barcelona-es-molt-mes-_99400579880.html