Berlin Graffiti

Graffiti by Kacao77 at Statthaus Böcklerpark in Berlin-Kreuzberg, Prinzenstraße, beside Landwehrkanal close to Urbanhafen. By Lienhard Schulz, CC BY-SA 3.0

Barcelona Mural

Taken during Barcelona Forum 2004. By Vincent Ramos, CC BY-SA 3.0

Berlin Graffiti

Decorated trailer seen in Maybachufer Wochenmarkt (farmer's market) in Berlin-Kreuzberg, Germany. By Finn-johs, CC0 1.0

Swedish Tag

Tag on a wall in Malmö, Sweden, by unknown graffiti artist. By Knuckles, CC BY-SA 3.0