Graffiti by micky the pixel on Flickr.

Graffiti by micky the pixel on Flickr.

Wellington St. Fence, Sheffield by Tim Dennell on Flickr.

Wellington St. Fence, Sheffield by Tim Dennell on Flickr.

MECRO by BLACK VOMIT on Flickr.

MECRO by BLACK VOMIT on Flickr.

Kudos 40HK by Lee 102 on Flickr.

Kudos 40HK by Lee 102 on Flickr.

Crow ID by Lee 102 on Flickr.

Crow ID by Lee 102 on Flickr.

Twesh HA by Lee 102 on Flickr.

Twesh HA by Lee 102 on Flickr.

Graffiti by oerendhard1 on Flickr.

Graffiti by oerendhard1 on Flickr.

Risk by Soundwaves on Flickr.

Risk by Soundwaves on Flickr.

MSK by 4foot2 on Flickr.

MSK by 4foot2 on Flickr.

gary msk-ha by FROM AROUND THE WIZZLE on Flickr.

gary msk-ha by FROM AROUND THE WIZZLE on Flickr.