Liu Bolin, a Chinese artist, poses for a picture before preparing for his performance, which requires him to blend completely into the background, in Caracas

Liu Bolin, a Chinese artist, poses for a picture before preparing for his performance, which requires him to blend completely into the background, in Caracas, November 1, 2013. Liu, known as “the invisible man” for using painted-on camouflage to blend into the backdrops of his photographs, will be performing in Caracas till November 6. Picture taken November 1, 2013. REUTERS/Jorge Silva (VENEZUELA – Tags: SOCIETY) – RTX14YDL