1The cover is shot by Mario Testino. (source)
Click here to view last year cover featuring Natalia Vodianova, here to view 2014 cover featuring Vanessa Axente, here to view 2013 cover featuring Joan Smalls, here to view 2012 cover featuring Kate Moss, here to view 2011 cover featuring Dree Hemingway, here for 2010 cover with Penelope Cruz, and here for 2009 cover with Iris Strubegger.