Every night, the anonymous artist graffitis the abandoned warehouse.

The alley smelled of paint, and graffiti covered the walls in wild colors that brightened the neighborhood.

Teenagers graffiti the abandoned train with colorful characters overnight.

Despite the park's rules, teenagers were graffitiing the old pavilion under cover of dusk.

Someone graffitied the mural last night, obscuring the original artist's work.

The artist used reverse graffiti on the subway wall to create a striking mural.

The graffiti bomber climbed onto the abandoned railcar at midnight to paint a huge mural along the side.

The graffiti artist was commissioned by the neighborhood to restore the historic mural, proving his work was art rather than vandalism.

Local graffiti artists transformed the abandoned factory into an outdoor gallery overnight.

The museum hosted a panel discussion about digital graffiti and its impact on online communities.