The covers are shot by Michael Thompson. (source)
Click here to view last year cover featuring Mariacarla Boscono, here to view 2015 cover featuring Edita Vilkeviciute, here to view 2014 cover featuring Eniko Mihalik, here to view last year cover featuring Isabeli Fontana, here to view 2012 cover featuring Angela Lindvall, here for 2011 cover with Siri Tollerod, and here for 2010 cover with Dewi Driegen.