Alone (aka Tanha) reports from Tehran that his city recently hosted its third public street art/graffiti event. While the first two were held  in gallery spaces,  SPRAY 2011 — presented by KolahStudio and hosted by Adrenaline Extreme Sports — took place outdoors on a 70-meter wall. Alone shared the following video and photos of the successful event:

Photos and video courtesy of A1one