The Diesel Wall returns for 2008 with the opportunity for artists, designers, creatives and activists to join one of the world's biggest art competitions.

The Diesel Walls will be based in four major cities: Manchester, Zurich, New York and Barcelona. The Diesel Wall is a web-based project that gives budding artists all over the world the chance to have their designs showcased on huge walls in key cities.

The competition is now live with submissions open until the 18th May. Get your entry in!