Some of the works I liked that were posted in 2017 on ekosystem.org.
Colors, shapes and technical: 5 pieces by Tacos (Vitry/Paris) [via]
Basketball court by Gue in Alessandria, Piemonte. (photos : Ugo Galassi)+ 2 graffiti pieces from him and his friend Hipo in Sicily.
Photos from Krik, Seikon, Jacyndol, Gregor Gonsior in various places in Poland.