Pictures: Graffiti artists transform Bristol streetPublished19 August 2011Image caption, Check out these amazing pictures of graffiti artists in action in Bristol.Image caption, Top graffiti talent from around the world have come to the city for Europe's largest street art project.Image caption, The art project is called See No Evil and is going to make a big change to a street of dull old buildings.Image caption, The artists are using cranes to lift them up to the tops of the buildings so that their art can be seen from far away!Image caption, Hope they've got a head for heights! Organisers hope that the art will become a big tourist attraction when it's finished.Image caption, They also hope that by showing how good graffiti can be people might think twice before judging it in the future.Image caption, It's going to take six long days to transform the street into a huge art gallery.Image caption, The murals will stay up for at least one year but organisers hope that if people like them they can stay for longer!