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'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England. The project, now in its second year, is Europe's biggest street art festival and has attracted top graffiti artists from all over the world. Organizers hope it will continue to be a draw for tourists visiting Bristol, often seen the spiritual home of underground artist Banksy.
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'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
People walk by part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
People walk past the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
A man walks in front of part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
A woman walks in front of part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
A man stops to take a photograph of part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
An artist continues to work on part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
A man stands in front of part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
Artists continue to work on part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
An artist continues to work on part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
Parts of the 'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
A artist continues to work on part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
Parts of the 'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
People walk in front of part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
A man photographs part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
'See No Evil' street art project is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
'See No Evil' street art project (detail) is displayed at Nelson Street on Aug. 17, 2012, in Bristol, England.
Matt Cardy/Getty Images
People walk past part of the 'See No Evil' street art project at Nelson Street on Aug. 17, 2012, in Bristol, England.