http://www.arq4design.com/tododesign/hands-street-art-installation-in-barcelona-by-octavi-serra/
Hands is the result of all this. A December day, we decided to act, bombarding the city with hands in key areas: from Passeig de Gràcia -middle class shopping area - up to Raval caracterized by its high percentage of immigration, poverty and delinquency - thus creating an itinerary reflecting the Spanish society".