Love how the model is standing right next to a female statue. Keira Knightley wears 3 London Designers Anyone else still thinking about Keira Knightley's backless green dress from Atonement, 13 years later? At the link in bio, our style editor examines why the backless trend became an unlikely Alexa Chung Just Re Created Keira Knightley's Iconic Atonement Dress Who What Wear Keira Knightley Back Sunday Best: 'Atonement's' Gossamer Green Gown The Seattle Times In search of Atonement Dress Pattern! : r sewing