A Julien's Auctions employee examines a street art work by Banksy titled Flower Girl, at Julien's warehouse in Los Angeles, California August 21, 2013. 'Flower Girl,' a 9x8 foot (2.7 x 2.4 meter) mural on brick which was originally located at a Los Angeles gas station will headline Juliens Auctions Street Art auction in December. The owner of the gas station, before selling the property, decided to have the 9x8 foot section of the wall cut out and removed to bring it to auction. Banksy has not publicly commented on the impending sale of his art work. AFP PHOTO / Robyn Beck
Palestinian youths practice their Parkour skills past a mural said to have been painted by British street artist Banksy, on the remains of a house that was destroyed during the 50-day war between Israel and Hamas militants in the summer of 2014, in the Gaza Strip town of Beit Hanun on March 13, 2015. AFP PHOTO / MOHAMMED ABED
Palestinian youths practice their Parkour skills on a mural said to have been painted by British street artist Banksy showing children swinging on an Israeli army watch tower, in the Gaza Strip town of Beit Hanun, on March 13, 2015. AFP PHOTO / MOHAMMED ABED
Children are seen near to a graffiti on a wall of a building drawn by British artist Banksy in Beit Hanoun, Gaza on February 27, 2015. Famous British artist Banksy visited Gaza and drew graffiti on the walls of houses in Beit Hanoun destroyed in Israel's recent attacks on Gaza.