Urban art collection up for auction in Paris includes Banksys A collection of urban and street art is set to go under the hammer in Paris, including three works by Banksy, whose last piece sold at auction self-destructed after it fetched more than a million pounds in London. Artcurial auctioneer and urban art specialist Arnaud Oliveux says he has no expectation of any such 'happening' with this Paris sale, but adds, "one can always hope." IMAGES AND SOUNDBITES